dsl-2750u user manual

8/10/2019 DSL-2750U User Manual

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User Manual

DSL-2750U

3G/ADSL/Ethernet Router with

Wi-Fi and Built-in Swit h

October 2012


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DSL-2750U 3G/ADSL/Ethernet Router withWi-Fi and Built-in Switch

User Manual

ContentsChapter 1. Introduction..........................................4

Contents and Audience.......................................................4Conventions.................................................................4Document Structure..........................................................4

Chapter 2. Overview..............................................5General Information.........................................................5Specifications..............................................................!roduct Appearance.........................................................."

Front Panel...............................................................9

Back Panel...............................................................10

Deliver# !ac$a%e...........................................................11

Chapter &. Installation and Connection..........................12'efore (ou 'e%in...........................................................12Connectin% to !C )in OS *indows +!,........................................1&

PC with Ethernet Adapter............................................ .....13

Obtaining IP Address A to!aticall".................................. .....13

PC with #i$Fi Adapter............................................... .....1%

Con&ig ring #i$Fi Adapter................................................1'

Connectin% to *e- -ased Interface..........................................1/Savin% and 0estorin% Settin%s..............................................1"

Chapter 4. Confi%urin% via *e- -ased Interface..................2

Status.....................................................................2(etwork )tatistics...................................................... .*0

+), )tat s...............................................................*1

#A( )tat s...............................................................**

+-CP.....................................................................*3

o ting /able........................................................... .*

,A( Clients..............................................................*%

et................................................... .....................2Connections..............................................................*'

Editing Local Interface Parameters.....................................27

Creating 3G WAN Connection.............................................31

Creating ADSL WAN Connection...........................................3

Creating Et!ernet WAN Connection....................................... 1

*i 3i................................................. .....................4Co!!on settings.......................................................... '

Basic )ettings...........................................................

)ec rit" )ettings....................................................... . 9

2AC Filter...............................................................%*

)tation ,ist............................................................ .%

#P)......................................................................%%

"sing WPS #$nction %ia We&'&ased Interface.............................()

"sing WPS #$nction *it!o$t We&'&ased Interface.........................(7

Additional )ettings................................................. .....%

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User Manual

Advanced.............................................. .....................)(2P.....................................................................'0

4PnP.....................................................................'*

Inter&ace 5ro ping.................................................. .....'3

++().....................................................................'%+()......................................................................'

o ting..................................................................'

A+),..................................................................... 0

e!ote Access............................................................ 1

3irewall.................................................................../&IP Filters.................................................. ............. 3

6irt al )er7ers......................................................... . '

+28...................................................................... 9

Application les............................................... ......... 0

2AC Filter............................................................... *S' odem..................................................................65

In&or!ation.............................................................. '

PI(......................................................................

S' Stora%e................................................................6"In&or!ation.............................................................. 9

Print )er7er.............................................................90

)a!ba....................................................................91

Control...................................................................."&Parent Control...........................................................93

4 , Filter...............................................................9'

S#stem....................................................................."6Ad!inistrator Password...................................... .............9

Con&ig ration............................................................99

)"ste! ,og..............................................................100

Fir!ware 4pgrade..................................................... ...10*

(/P Client..............................................................103

Chapter 5. Operation Guidelines................................1 4Supported S' odems......................................................1 4Safet# Instructions.......................................................1 4

*ireless Installation Considerations.................... ...... ...... ......1 5Creatin% 7wo Connections on One Channel...................................1

A+), #A( Connections............................................. .......10'

Ethernet #A( Connections......................................... .......10

Chapter . A--reviations and Acron#ms..........................1 "

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User ManualIntroduction

CHA !"# 1$ I%!#ODUC!IO%

Contents and Audience

This manual describes the router DSL-2750U and explains how to configure and operate it

This manual is intended for users familiar with basic networ!ing concepts" who create an in-homelocal area networ!" and s#stem administrators" who install and configure networ!s in offices

Conventions

"&a'(le Descri(tion

text The bod# text of the manual

Before You Begin $ reference to a chapter or section of this manual

Quick Installation Guide $ reference to a document

C)an*e$ name of a menu" menu item" control %field" chec!box"drop-down list" button" etc &

1"2.1 6.1.1 Data that #ou should enter in the specified field

'nformation $n important note

Document Structure

Chapter 1 describes the purpose and structure of the document

Chapter 2 gi(es an o(er(iew of the router)s hardware and software features and describes itsappearance and the pac!age contents

Chapter 3 explains how to install the router DSL-2750U and configure a *+ in order to access itsweb-based interface

Chapter 4 describes all pages of the web-based interface in detail

Chapter 5 includes safet# instructions" tips for networ!ing and configuring the de(ice" and the listof supported US, modems

Chapter introduces abbre(iations and acron#ms used in this manual

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CHA !"# 2$ O."#.I"/

General Information

DSL-2750U is a multifunction ./$DSL/ thernet router with 1i- i and built-in switch The routerallows accessing the 'nternet (ia . .S3 networ! %with a . US, modem 4"2 connected & 'naddition" the de(ice allows accessing the 'nternet (ia $DSL technolog# and (ia thernettechnolog#

The router is e uipped with an $DSL port to connect to an $DSL line and 6 thernet ports toconnect wor!stations Due to this feature" DSL-2750U represents a moderate-priced solution forcreating wired networ!s without an additional switch $n# thernet port of the de(ice can be usedto connect to a pri(ate thernet line" and the US, port can be used to connect a US, modem 'n

addition" #ou can use the US, port to connect a printer or US, storage$lso DSL-2750U can operate as a base station for connecting wireless de(ices of the standards

02 44b" 02 44g" and 02 44n8 The router supports multiple functions for the wireless interface9se(eral securit# standards %1 *" 1*$/1*$2&" 3$+ address filtering" and the 1*S function

The wireless router DSL-2750U includes a built-in firewall The ad(anced securit# functionsminimi:e threats of hac!er attac!s" pre(ent unwanted intrusions to #our networ!" and bloc! accessto unwanted websites for users of #our L$;


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thernet9

'*o

***o

,ridge

ATM/PPP Protocols:

,ridged and routed thernet encapsulation

C+-based or LL+-based multiplexing

$T3 orum U;' 4/6 0 *C+ %up to *C+s&

$T3 $daptation La#er T#pe 5 %$$L5&

'TU-T ' 40 E$3 6/ 5 loopbac! $T3 FoS

*** o(er $T3 %= + 2 6&

*** o(er thernet %***o &

@eep-ali(e for *** connections

Network Protocols and F nctions:

Static '* routing

;$T % Network Address Translation &

DG+* ser(er/client/rela#

D;S rela#

DD;S

U*n*

Support of CL$;

'.3* prox#Firewall and Access Mana!e"ent F nctions:

;etwor! $ddress Translation %;$T&

Stateful *ac!et 'nspection %S*'&

3$+-filtering based on time of da# and da# of wee!

U=L filter

*ac!et filtering %'*/'+3*/T+*/UD*&

Cirtual ser(ers

*re(ention of DoS attac!s

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User ManualO,er,ie

'ntrusion detection s#stem

D3H

*ort Triggering

#oS:

'nterface grouping

priorit# ueues

$S%:

US, modem9

o nabling/disabling *'; code chec!

o +hanging *'; code *rint ser(er

Shared access to US, storage %Samba&

Confi! ration and Mana!e"ent:

3ultilingual web-based interface for configuration and management

$ccess (ia T L; T

irmware update (ia web-based interface

Sa(ing/restoring configuration to/from file

Support of remote logging

S;3* agent

$utomatic s#nchroni:ation of s#stem time with ;T* ser(er

Power:

xternal power adapter D+ 42C/4$

E;/E power switch

E;/E 1i- i switch

=eset to actor# Defaults button

1*S button

Di"ensions:

4 6 mm x 442 mm x 5 mm

Wei!&t:

250 g

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Product Appearance

Front Panel

Figure 1. Front panel view.

L"D Mode Descri(tion

o er

Solid green The router is powered on

No light The router is powered off

Solid red $ malfunction of the router

LA% 1-+Solid green

$ de(ice is connected to the port of the router %for the L$; portconfigured as the 1$; port9 the router is connected to an thernetline&

Blinking green The rele(ant L$; port is acti(e %upstream or downstream traffic&

/LA%Solid green The router)s 1L$; is on

Blinking green The 1L$; interface is acti(e %upstream or downstream traffic&

/ SSolid green

$ wireless de(ice is connected to the router)s 1L$; %lights forse(eral minutes&

Blinking green $ttempting to add a wireless de(ice (ia the 1*S function

USSolid green $ US, de(ice is connected to the router)s US, port

No light ;o US, de(ice

DSL

Solid green DSL has been s#nchroni:ed

Blinking green Detecting a carrier signal and s#nchroni:ing DSL

No light ;o carrier signal

Internet

Solid green $ 1$; connection %$DSL and/or thernet& is established

Blinking green The 1$; interface is acti(e %upstream or downstream traffic&

Solid red $n authori:ation failure

No light The router is in the bridge mode or no 1$; connection %neither

thernet nor $DSL& is established

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Back Panel

Figure 2. Back panel view.

ort Descri(tion

DSL $ DSL port to connect the router to the telephone line

LA% 1-+6 thernet ports to connect thernet de(ices Ene port can be used to connect to a

pri(ate thernet line

US $ US, port to connect a US, modem" printer" or storage

/ S $ button to uic!l# add wireless de(ices to the router)s 1L$;

/I#"L"SSO%4O

$ button to turn the router)s wireless interface on/off

O%4O $ button to turn the router on/off

12.61A *ower connector

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Delivery Package

The following should be included9

=outer DSL-2750U

*ower adapter D+ 42C/4$

=>-44 telephone cable

Straight-through thernet cable %+$T 5 &

Splitter

I Quick Installation Guide J %brochure&

The I "ser #anual J and I Quick Installation Guide J documents in =ussian and nglish area(ailable on D-Lin! website %see ftp dlin! ru/pub/$DSL/DSL-2750U/Description/ &

Using a power suppl# with a different (oltage rating than the one included will causedamage and (oid the warrant# for this product

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ftp://ftp.dlink.ru/pub/ADSL/DSL-2750U/Description/ftp://ftp.dlink.ru/pub/ADSL/DSL-2750U/Description/


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User ManualInstallation and Connection

CHA !"# 3$ I%S!ALLA!IO% A%D CO%%"C!IO%

Before You Begin

*lease" read this manual prior to installing the de(ice 3a!e sure that #ou ha(e all the necessar#information and e uipment

'peratin! Syste"

+onfiguration of the multifunction ./$DSL/ thernet router DSL-2750U %hereinafter referred toas Ithe routerJ& is performed (ia the built-in web-based interface The web-based interface isa(ailable from an# operating s#stem that supports a web browser

We( %rowser

The following web browsers are recommended9 1indows 'nternet xplorer" 3o:illa irefox" orEpera

or successful operation" >a(aScript should be enabled on the web browser 3a!e sure that>a(aScript has not been disabled b# other software %such as (irus protection or web user securit#

pac!ages& running on #our computer

Wired or Wireless NIC )*t&ernet or Wi+Fi Adapter,

$n# computer that uses the router should be e uipped with an thernet or 1i- i adapter %;'+& 'f#our computer is not e uipped with such a de(ice" install an thernet or 1i- i adapter prior to

using the routerWireless Connection

1ireless wor!stations from #our networ! should be e uipped with a wireless 02 44b" g" or n ;'+%1i- i adapter& 'n addition" #ou should specif# the (alues of SS'D" channel number and securit#settings defined in the web-based interface of the router for all these wireless wor!stations

$S% Mode"

To connect to the . .S3 networ!" #ou should use a . US, modem +onnect it to the US, portof the router %it is recommended to use a US, extension cable&" then access the web-based interface

of the router" and #ou will be able to configure connection to the 'nternet


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User ManualInstallation and Connection

Figure 3. The $et!ork Connections window.

'n the Local Area Connection ro(erties window" on the 9eneral tab" in the !)isconnection uses t)e :ollo in* ite's section" select the Internet rotocol ;!C 4I ee( Ali,e

Select the chec!box if #ou want the router to !eep #ou connected to#our 'S* e(en when the connection has been inacti(e for a specified

period of time 1hen the chec!box is selected" the LC inter,aland LC :ails fields are a(ailable Specif# the re uired (alues

Use Static I Address

Select the chec!box if #ou want to use a static '* address to access

the 'nternet 'n the I Address field displa#ed when the chec!boxis selected" specif# a static '* address

debu*Select the chec!box if #ou want to log all data on *** connectiondebugging

o" (ass t)rou*)

#isplayed for the o$ type only%

Select the chec!box if #ou want to allow ***o clients of computersfrom #our L$; to connect to the 'nternet through this ***oconnection of the router

Inter:ace The name assigned to the connection b# the s#stem

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User ManualCon:i*urin* ,ia /eb-based Inter:ace

The I settin*s section is displa#ed for the I o" and I oA connection t#pes

Figure 2). The page $or creating a new connection. The IP settings #ection.

ara'eter Descri(tion

I settin*s

Obtain an I addressauto'aticall=

#isplayed for the & o$ type only%

Select the chec!box to configure automatic '* address assignmentfor this connection 1hen the chec!box is selected" the IAddress " %et'as8 " and 9ate a= I Address fields are notdispla#ed

I Address nter an '* address for this 1$; connection

%et'as8 nter a subnet mas! for this 1$; connection

9ate a= I Address nter an '* address of the gatewa# used b# this 1$; connection

.endor ID

#isplayed for the & o$ type only%The identifier of #our 'S* This field is specified when the 'S*assigns an '* address automaticall# %the Obtain an I addressauto'aticall= chec!box is selected& Optional


+lic! the Sa,e button

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Creating ,t.ernet A$ Connection

*rior to creating an thernet 1$; connection" specif# a L$; port that will be used as the 1$;

port %see the Interface Grouping section" page &

Figure 2*. The page $or creating a new connection. The General settings and P.ysical layer #ection#.

ara'eter Descri(tion9eneral settin*s

%a'e $ name for connection for easier identification

Connection !=(e

$ t#pe of networ! protocol to be used b# the connection $(ailable(alues9

o"

I o"

rid*e$

"nable Select the chec!box to enable the connection

Direction The direction of this connection

)=sical la=er

)=sical inter:aceSelect the (alue corresponding to the L$; port specified as the1$; port

MAC $ 3$+ address assigned to the interface

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.LA% settin*s

%The section is displa#ed" if the .LA% MUE Mode choice of the "t)ernet /A% t=(e radio button is selected on the Ad,anced 4 Inter:ace *rou(in* page &

Use .LA%The chec!box indicates that the router is allowed to appl# CL$;tagging

.LA% (riorit= $ priorit# tag for the t#pe of traffic transmitted

.LA% ID $n identifier for the CL$;

Miscellaneous

"nable I9M MulticastSelect the chec!box to allow multicast traffic from the externalnetwor! %e g (ideo streaming& to be recei(ed

%A!Select the chec!box if #ou want one 1$; '* address to be used forall computers of #our L$;

ire allSelect the chec!box to enable protection against $=* and DDoSattac!s

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The settin*s section is displa#ed for the o" connection t#pe

Figure 3'. The page $or creating a new connection. The PPP settings #ection.

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settin*s

Userna'e $ username %login& to access the 'nternet

/it)out aut)oriBationSelect the chec!box if #ou don)t need to enter a username and

password to access the 'nternet

ass ord $ password to access the 'nternet

ass ord con:ir'ation The confirmation of the entered password %to a(oid mist#pes&

Aut)enticational*orit)'

Select a re uired authentication method from the drop-down list orlea(e the AU!O (alue

Ser,ice na'e The name of the ***o authentication ser(er

Dial on de'and

Select the chec!box if #ou want the router to establish connection tothe 'nternet on demand 'n the Ma&i'u' idle ti'e field" specif# a

period of inacti(it# %in seconds& after which the connection should beterminated

M!U The maximum si:e of units transmitted b# the interface

I e&tensionThis option is used b# some 'S*s +ontact #our 'S* to clarif# if thischec!box needs to be enabled

>ee( Ali,e

Select the chec!box if #ou want the router to !eep #ou connected to#our 'S* e(en when the connection has been inacti(e for a specified

period of time 1hen the chec!box is selected" the LC inter,aland LC :ails fields are a(ailable Specif# the re uired (alues

Use Static I AddressSelect the chec!box if #ou want to use a static '* address to accessthe 'nternet 'n the I Address field displa#ed when the chec!boxis selected" specif# a static '* address

debu*Select the chec!box if #ou want to log all data on *** connectiondebugging

o" (ass t)rou*)Select the chec!box if #ou want to allow ***o clients of computersfrom #our L$; to connect to the 'nternet through this ***oconnection of the router


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The I settin*s section is displa#ed for the I o" connection t#pe

Figure 31. The page $or creating a new connection. The IP settings #ection.


I settin*s

Obtain an I addressauto'aticall=

Select the chec!box to configure automatic '* address assignmentfor this connection 1hen the chec!box is selected" the IAddress " %et'as8 " and 9ate a= I Address fields are notdispla#ed

I Address nter an '* address for this 1$; connection

%et'as8 nter a subnet mas! for this 1$; connection

9ate a= I Address nter an '* address of the gatewa# used b# this 1$; connection

.endor IDThe identifier of #our 'S* This field is specified when the 'S*assigns an '* address automaticall# %the Obtain an I addressauto'aticall= chec!box is selected& Optional



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i)1i

'n this menu #ou can specif# all needed settings for #our wireless networ!

Common settings

En the /i- i 4 Co''on settin*s page" #ou can enable #our wireless local area networ!%1L$;&

Figure 32. The page $or ena!ling di#a!ling the wirele## & N.

The "nable /ireless chec!box enables 1i- i connections ,# default" the chec!box is selected'f #ou want to disable #our 1L$;" deselect the "nable /ireless chec!box and clic! the

C)an*e button

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Basic "ettings

En the /i- i 4 asic settin*s page" #ou can configure basic parameters of the router)s 1L$;

Figure 33. Ba#ic #etting# o$ the wirele## & N.

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Hide Access oint'f the chec!box is selected" other users cannot see #our 1i- inetwor! %'t is recommended not to select this chec!box in order tosimplif# initial configuration of #our 1L$; &

SSID$ name for the 1L$; ,# default" the (alue DS892/5 isspecified 't is recommended to specif# another name for thenetwor! upon initial configuration %use digits and Latin characters&

SSIDThe parameter that uni uel# identifies #our wireless networ!


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"ecurity "ettings

En the /i- i 4 Securit= settin*s page" #ou can modif# securit# settings of the 1L$;

Figure 34. The de$ault #ecurit+ #etting#.

,# default" the O(en networ! authentication t#pe with no encr#ption is specified for the 1L$;

! The default securit# settings do not pro(ide sufficient protection for the 1L$; *lease"specif# #our own securit# settingsThe router supports the following authentication t#pes9

Aut)entication t=(e Descri(tion

O(en Epen authentication %with or without 1 * encr#ption&

/ A- S> 1*$-based authentication using a *S@

/ A2- S> 1*$2-based authentication using a *S@

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1hen the O(en (alue is selected" the /" "ncr=(tion settin*s section is displa#ed9

Figure 35. The Open value i# #elected $ro, the $et!ork Aut.entication drop"down li#t.


"nable "ncr=(tion /"The chec!box acti(ating 1 * encr#ption 1hen the chec!box isselected" the "ncr=(tion >e= /" ;1< field and the "ncr=(tion>e= /" as H"E chec!box are displa#ed

"ncr=(tion >e= /"as H"E

Select the chec!box to set a hexadecimal number as a !e# forencr#ption

"ncr=(tion >e= /" ;1 or / A2- S> (alue is selected" the / A "ncr=(tion settin*s sectionis displa#ed9

Figure 36. The PA2)PS3 value i# #elected $ro, the $et!ork Aut.entication drop"down li#t.


"ncr=(tion >e= S>$ !e# for 1*$ encr#ption The !e# can contain digits and/or Latincharacters

/ A2 re-aut)entication

The chec!box acti(ating preliminar# authentication %displa#ed onl#for the / A2- S> authentication t#pe&

/ A "ncr=(tion $n encr#ption method9 !>I " A"S " or !>I FA"S

/ A rene alThe time period %in seconds&" at the end of which a new !e# for1*$ encr#ption is generated 1hen the (alue is specified forthis field" the !e# is not renewed

1hen #ou ha(e configured the parameters" clic! the C)an*e button

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(AC Filter

En the /i- i 4 MAC- ilter page" #ou can define a set of 3$+ addresses of de(ices which will beallowed to access the 1L$;" or define 3$+ addresses of de(ices which will not be allowed toaccess the 1L$;

Figure 37. The $ilter $or the wirele## network.

,# default" 3$+ filtering is not acti(e %the Disabled choice of the MAC-:ilter restrict 'oderadio button is selected&

To open #our wireless networ! for the de(ices which 3$+ addresses are specified on the MAC-addresses tab and to close the wireless networ! for all other de(ices" select the Allo choice ofthe MAC-:ilter restrict 'ode radio button and clic! the C)an*e button

To close #our wireless networ! for the de(ices which 3$+ addresses are specified on the MAC-addresses tab" select the Den= choice of the MAC-:ilter restrict 'ode radio button and clic!the C)an*e button

To add a 3$+ address to which the selected filtering mode will be applied" proceed to the MAC-addresses tab" enter this address in the MAC-address field of the MAC-address addin*section" and clic! the Add button $fter that" the entered address will be displa#ed in the MAC-address list section

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Figure 3). The ta! $or adding a addre##.

To remo(e a 3$+ address from the list of 3$+ addresses" select the chec!box located to the right

of the rele(ant 3$+ address in the MAC-address list section and clic! the Delete button

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"tation $ist

En the /i- i 4 Station List page" #ou can (iew the list of wireless de(ices connected to the router

Figure 3*. The li#t o$ the router-# wirele## client#.

To (iew the latest data on the de(ices connected to the 1L$;" clic! the #e:res) button

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WP"

En the /i- i 4 / S page" #ou can enable the function for secure configuration of the 1L$; and

select a method used to easil# add wireless de(ices to the 1L$;The 1*S function helps to configure the protected wireless networ! automaticall# De(icesconnecting to the wireless networ! (ia the 1*S function must support the 1*S function

! ,efore using the 1*S function it is re uired to configure a t#pe of 1*$ encr#ption

Figure 4'. The page $or con$iguring the 0S $unction.

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To acti(ate the 1*S function" select the / S "nable chec!box and clic! the C)an*e button1hen the chec!box is selected" the In:or'ation and Connection sections are a(ailable on the

page


/ S Status The state of connecting the wireless de(ice (ia the 1*S function

SSID The name of the router)s 1L$;

%et or8 Aut)entication The networ! authentication t#pe specified for the 1L$;

"ncr=(tion The encr#ption t#pe specified for the 1L$;

De,ice I% The *'; code of the router

Client I%The *'; code of the de(ice newl# connected to the router (ia the1*S function

/ S Met)od

$ method of the 1*S function Select a (alue from the drop-downlist

I%9 +onnecting the de(ice (ia the *'; code

C 9 +onnecting the de(ice (ia the push button %actual or (irtual&

I% Code

The *'; code of the 1*S-enabled de(ice that needs to be connected

to the wireless networ! of the routerThe field is displa#ed onl# when the I% (alue is selected from the/ S Met)od drop-down list

Connect+lic! the button to connect the wireless de(ice to the router)s 1L$;(ia the 1*S function

4sing PS 1unction via e ) ased Interface

To add a wireless de(ice (ia the *'; method of the 1*S function" follow the next steps9

4 Select the / S "nable chec!box2 +lic! the C)an*e button

Select the I% (alue from the / S Met)od drop-down list

6 Select the *'; method in the software of the wireless de(ice that #ou want to connect to therouter)s 1L$;

5 +lic! the rele(ant button in the software or on the co(er of the wireless de(ice that #ou wantto connect to the 1L$;

=ight after that" enter the *'; code specified on the co(er of the wireless de(ice or in itssoftware in the I% Code field

7 +lic! the Connect button in the web-based interface of the router

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To add a wireless de(ice (ia the *,+ method of the 1*S function" follow the next steps9

4 Select the / S "nable chec!box

2 +lic! the C)an*e button

Select the C (alue from the / S Met)od drop-down list

6 Select the *,+ method in the software of the wireless de(ice that #ou want to connect to therouter)s 1L$;

5 +lic! the rele(ant button in the software or on the co(er of the wireless de(ice that #ou wantto connect to the 1L$;

+lic! the Connect button in the web-based interface of the router

4sing PS 1unction !it.out e ) ased Interface


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Additional "ettings

En the /i- i 4 Additional settin*s page" #ou can define additional parameters for the router)s

1L$;

! +hanging parameters presented on this page ma# negati(el# affect #our 1L$;N

Figure 41. dditional #etting# o$ the & N.

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The following fields are a(ailable on the page9


eacon eriod The time inter(al %in milliseconds& between pac!ets sent tos#nchroni:e the wireless networ!

#!S !)res)oldThe minimum si:e %in bites& of a pac!et for which an =TS frame istransmitted

ra* !)res)oldThe maximum si:e %in bites& of a non-fragmented pac!et Larger

pac!ets are fragmented %di(ided&

D!IM eriodThe time period %in seconds& between sending a DT'3 %a messagenotif#ing on broadcast or multicast transmission& and datatransmission

!E o er The router)s transmit power %in percentage terms&

and idt) Select channel bandwidth for 02 44n de(ices

!E rea'ble

This parameter defines the length of the +=+ bloc! sent b# therouter when communicating to wireless de(ices

Select a (alue from the drop-down list

Lon* rea'ble

S)ort rea'ble %this (alue is recommended for networ!s withhigh-(olume traffic&

1hen #ou ha(e configured the parameters" clic! the C)an*e button

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Advanced

This menu pro(ides ad(anced settings of the router En the pages of this menu" #ou can define

static routes and rules for remote access to the web-based interface" add name ser(ers" enable theU*n* function" define interface groups and allow the router to connect to a pri(ate thernet line"configure a DD;S ser(ice" enable the S;3* agent" and edit the $DSL connection parameters

"!(P

En the Ad,anced 4 S%M (a*e " #ou can enable and configure the S;3* agent The agent isused to collect data on the state of the router and manage the de(ice (ia the S;3* protocol

Figure 42. The Advanced ' S$/P page.

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To allow the router to use the S;3* agent" select the "nable4Disable S%M chec!box and setthe needed (alues in the fields on the page


#ead-onl= accessco''unit= na'e

The name of the group of accounts which ha(e read-onl# access tothe router

#ead- rite accessco''unit= na'e

The name of the group of accounts which ha(e read/write access tothe router

S=ste' na'e $ name of the router for the S;3* manager

S=ste' location $dditional information on the router)s location

!)e contact in:or'ation:or t)e ad'inistrator $dditional information on the contact of the router)s administrator

I address The '* address of the host on which the S;3* manager is located

1hen #ou ha(e specified the needed settings" clic! the C)an*e button

To disable the S;3* agent" deselect the "nable4Disable S%M chec!box

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)PnP

En the Ad,anced 4 U n page" #ou can enable the U*n* function

U*n* is a set of networ!ing protocols designed for automatic configuration of networ! de(ices TheU*n* function performs automatic configuration of the de(ice)s parameters for networ!applications re uiring an incoming connection to the router

Figure 43. The Advanced ' 4PnP page.

'f #ou want to manuall# specif# all parameters needed for networ! applications" deselect the"nabled chec!box and clic! the C)an*e button

'f #ou want to enable the U*n* function in the router" select the "nabled chec!box and clic! theC)an*e button

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Inter ace *rouping

En the Ad,anced 4 Inter:ace *rou(in* page" #ou can assign (irtual *C+ connections to the

router)s ports %create groups of interfaces&" which allows distinguishing different t#pes of trafficThis function is mostl# used in Triple-pla# networ!s $lso on the page #ou can configure the routerto connect to a pri(ate thernet line

!The thernet 1$; function allows using an# thernet port of the router to access the'nternet (ia thernet technolog# 1hen the function is enabled" the router is still able toaccess the 'nternet (ia $DSL technolog#

Figure 44. The Advanced ' Interface grouping page.

To enable the thernet 1$; function" follow the steps below4 Select the choice corresponding to the L$; port that will be used as the 1$; port of the

"t)ernet /A% (ort radio button

2 'f #ou need to connect one or more CL$;s to the created thernet 1$; interface" selectthe .LA% MUE Mode choice of the "t)ernet /A% t=(e radio button


To create a new rule for interface grouping %a group of ports&" clic! the Add *rou( button %the button is not displa#ed if there is no 1$; connection in the s#stem&

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Figure 45. The page $or adding a new group o$ port#.


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##!"

En the Ad,anced 4 DD%S page" #ou can define parameters of the DD;S ser(ice" which allows

associating a domain name with d#namic '* addresses

Figure 46. The Advanced ' DD$S page.

To add a new DD;S ser(ice" clic! the Add button

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Figure 47. The page $or adding a %%NS #ervice.


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#!"

En the Ad,anced 4 D%S page" #ou can add D;S ser(ers to the s#stem

Figure 4). The Advanced ' D$S page.

D;S ser(ers are used to determine the '* address from the name of a ser(er in 'ntranets or the'nternet %as a rule" the# are specified b# an 'S* or assigned b# a networ! administrator&

The de(ice performs the D;S rela# function" i e " it redirects the D;S re uests of users to externalD;S ser(ers


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&outing

En the Ad,anced 4 #outin* page" #ou can add static routes %routes for networ!s that are not

connected directl# to the de(ice but are a(ailable through the interfaces of the de(ice& into thes#stem

Figure 4*. The Advanced ' *outing page.

To create a new route" clic! the Add button

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Figure 5'. The page $or adding a #tatic route.


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A#"$

The Ad,anced 4 ADSL page includes the set of $DSL standards that should be defined b# an'S* +ontact #our 'S* to set proper parameters Select the rele(ant options and clic! the C)an*e

button

Figure 51. The Advanced ' ADS% page.

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&emote Access

En the Ad,anced 4 #e'ote access page" #ou can configure remote access to the web-based

interface of the router ,# default" the access from external networ!s to the router is closed 'f #ouneed to allow access to the router from the external networ!" create rele(ant rules

Figure 52. The Advanced ' *emote access page.

To create a new rule" clic! the Add button

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Figure 53. The page $or adding a rule $or re,ote ,anage,ent.


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1ire!all

'n this menu #ou can configure the firewall of the router9 add rules for '* filtering" define a D3H-

:one" create (irtual ser(ers" configure 3$+-filters and the *ort Triggering function

IP Filters

En the ire all 4 I -:ilters page" #ou can create new rules for filtering '* pac!ets and edit orremo(e existing rules

Figure 54. The 1ire!all ' IP)filters page.

To create a new rule" clic! the Add button

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Figure 55. The page $or adding a rule $or 0 $iltering.

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+irtual "er,ers

En the ire all 4 .irtual ser,ers page" #ou can create (irtual ser(ers for redirecting incoming

'nternet traffic to a specified '* address in the local area networ!

Figure 56. The 1ire!all ' 0irtual servers page.

To create a new (irtual ser(er" clic! the Add button

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Figure 57. The page $or adding a virtual #erver.

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#(

$ D3H is a host or networ! segment located IbetweenJ internal %local& and external %global&

networ!s 'n the router" the D3H implements the capabilit# to transfer a re uest coming to a port ofthe DSL router from the external networ! to a specified host of the internal networ!

En the ire all 4 DM page #ou can specif# the '* address of the D3H host

Figure 5). The 1ire!all ' D/5 page.

To enable the D3H" select the "nabled chec!box" enter the '* address of a host from #ournetwor! in the I address field" and clic! the C)an*e button

;ote that when the D3H is enabled" all traffic coming to a port of the 1$; interface of the routeris directed to the same port of the specified '* address $lso note that (irtual ser(ers ha(e higher

priorit# than the D3H host 'n other words" if there has been created a (irtual ser(er that directs

traffic from external port 0 to a port of the de(ice from the router)s local networ!" then enteringhttp:;;router9*A 9I! in the address bar" users of the external networ! are directed to thespecified port and '* address configured for the (irtual ser(er" but not to port 0 of the de(ice withthe '* address specified on the ire all 4 DM page

To disable the D3H" deselect the "nabled chec!box and clic! the C)an*e button

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Application &ules

En the ire all 4 A((lication rules page" #ou can define rules for the *ort Triggering function

Figure 5*. The 1ire!all ' Application rules page.

To add a new rule for the *ort Triggering function" clic! the Add button

Figure 6'. The page $or adding a rule $or the 0ort Triggering $unction.

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(AC Filter

The 3$+-address-based filtering allows forwarding and bloc!ing traffic subKect to the source and

destination 3$+ addresses

3$+-address-based filtering is acti(e onl# when the de(ice is configured as a transparent bridge %the ,ridge mode&En the Con:i*uration tab" #ou can select the operating mode of the 3$+ filter Select the Allo(alue from the Action drop-down list to allow traffic affected b# the rules from the MAC-addresses tab and bloc! the other traffic Select the Den= (alue from the drop-down list to bloc!onl# traffic affected b# the rules from the MAC-addresses tab

Figure 61. The 1ire!all ' /AC)filter page. The Configuration ta!.

To create a new rule" proceed to the MAC-addresses tab and clic! the Add button

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Figure 62. The 1ire!all ' /AC)filter page. The /AC)addresses ta!.

En the opened page" specif# the needed parameters

Figure 63. The page $or adding a rule $or "addre##"!a#ed $iltering.

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Source MAC-address The 3$+ address of the source host

Destination MAC-address The 3$+ address of the destination host

Direction Select a direction for which the rule will be applied

rotocolSelect a protocol for which the rule will be applied The GAn=(alue means an# protocol from those displa#ed in the list

Inter:aceSelect a 1$; connection %with the rid*e connection t#pe onl#&for which the rule will be applied

+lic! the C)an*e button

To edit a rule for filtering" select the rele(ant rule on the MAC-addresses tab En the opened page" change the needed parameters and clic! the C)an*e button

To remo(e a rule for filtering" select the rele(ant rule on the MAC-addresses tab En the opened page" clic! the Delete button

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4SB /odem

This menu is designed to operate US, modems

'f the *'; code chec! for the S'3 card inserted into #our US, modem is not disabled" then uponthe first access to the pages of the US 'ode' menu %under the current web-interface session&the page for chec!ing the *'; code is displa#ed

Figure 64. The page $or checking the 0 N code.

nter the *'; code in the rele(ant field and clic! the C)an*e button

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In ormation

En the US 'ode' 4 In:or'ation page" #ou can (iew data on the US, modem connected to the

router

Figure 65. The 4SB modem ' Information page.

1hen a US, modem is connected to the router" the following data are displa#ed on the page9


.endor The manufacturer of #our US, modem

Model The alphanumeric code of the model of #our US, modem

#e,ision The re(ision of the firmware of #our US, modem

IMSI The code stored in the S'3 card inserted into #our US, modem

IM"I The code stored in the memor# of the US, modem

Si*nal le,elThe signal le(el at the input of the modem)s recei(er The :ero signalle(el shows that #ou are out of the co(erage area of the selectedoperator)s networ!

O(erator na'e1hen the needed networ! is a(ailable" the name of the operator isdispla#ed in this field

Mode$ t#pe of the networ! to which the US, modem is connected %2. or

.&

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PI!

En the US 'ode' 4 I% page" #ou can change the *'; code of the identification card inserted

into #our US, modem" disable or enable the chec! of the *'; code

Figure 66. The 4SB modem ' PI$ page.

To disable the *'; code chec!" select the Disable I% c)ec8 chec!box" enter the current *';

code in the I% code field and clic! the C)an*e buttonTo enable the *'; code chec!" deselect the Disable I% c)ec8 chec!box" enter the *'; code"used before disabling the chec!" in the I% code field and clic! the C)an*e button

To change the *'; code" enable the *'; code chec!" enter the current code in the I% code field"then enter a new code in %e I% code and %e I% code con:ir'ation fields and clic! theC)an*e button

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Figure 67. The 4SB modem ' PI$ page. The 0( code check.

'f upon one of the operations described abo(e #ou ha(e entered an incorrect (alue in the I% codefield three times %the number of remaining attempts is displa#ed in the Atte'(ts le:t field&" theidentification card inserted into #our US, modem is bloc!ed or further use of the card" enter the*U@ code in the rele(ant field" and then specif# a new *'; code for #our S'3 card in the %e I%code and %e I% code con:ir'ation fields +lic! the C)an*e button

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4SB Storage

'n this menu #ou can (iew data on the connected US, storage and configure shared access to it for

#our L$; users $lso #ou can configure the router as a print ser(er

In ormation

En the US stora*e 4 In:or'ation page" #ou can (iew data on the US, storage connected to therouter

Figure 6). The 4SB storage ' Information page.

The following data are presented on the page9 the name" total and free (olume of the storage" andthe t#pe of its files#stem

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Print "er,er

En the US stora*e 4 rint-ser,er page" #ou can configure the router as a print ser(er ,eing

configured in this wa#" the router will allow #our L$; users to share the printer connected to theUS, port of the router

To connect a printer to the router" power off both de(ices +onnect printer to the US, port of therouter" power on the printer" then power on the router

Figure 6*. The 4SB storage ' Print)server page.

To configure the router as a print ser(er" select the "nable4Disable (rint-ser,er chec!box nterthe ma!e and the model of #our printer in the Ma8e and 'odel field and a name for the printer inthe rinter na'e field Then clic! the C)an*e button

'f #ou don)t want to use the router as a print ser(er" deselect the "nable4Disable (rint-ser,erchec!box and clic! the C)an*e button

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"amba

En the US stora*e 4 Sa'ba page" #ou can create accounts used to access the US, storage

connected to the router

Figure 7'. The 4SB storage ' Sam a page.

To create a new account" clic! the Add button

Figure 71. The page $or adding an account u#ed to acce## the (SB #torage.

En the opened page" specif# a username and password for the new account Use Latin charactersand/or digits

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!


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Control

This menu is designed to create restrictions on access to the 'nternet for users of #our L$;9 forbid

access for specified computers and limit access to certain web sites

Parent Control

En the Control 4 arent control page" #ou can create rules restricting access to the 'nternet forcomputers with specified 3$+ addresses during particular time periods on particular da#s

Figure 72. The Control ' Parent control page.

=ules restricting access for computers with specified 3$+ addresses are presented as a table Tocreate a new rule" clic! the Add button

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Figure 73. The page $or adding a new parental control rule.

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)&$ Filter

En the Control 4 U#L-:ilter page" #ou can specif# restrictions on access to certain web sites

Figure 74. The Control ' 4*%)filter page. The Configuration ta!.

To enable the U=L filter" select the "nable4Disable U#L :ilter chec!box on the Con:i*urationtab" then select a needed mode from the U#L-:ilter t=(e drop-down list9

loc8 listed U#Ls 9 when this (alue is selected" the router bloc!s access to all addressesspecified on the U=L-addresses tab

loc8 all U#Ls e&ce(t listed 9 when this (alue is selected" the router allows access toaddresses specified on the U=L-addresses tab and bloc!s access to all other web sites

+lic! the C)an*e button

To specif# U=L addresses to which the selected filtering will be applied" go to the U#L-addresses tab and clic! the Add button

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Figure 75. The Control ' 4*%)filter page. The 4*%)addresses ta!.

En the opened page" specif# the needed parameters

Figure 76. The page $or adding an addre## $or the ( & $ilter.

nter a U=L address in the U#L-address field" specif# a port %as usual" #ou need to specif# port0 for GTT*&" then clic! the Sa,e button

To remo(e an address from the list of U=L addresses" select the rele(ant address in the table on theU#L-addresses tab and clic! the Delete button

To disable the U=L filter" deselect the "nable4Disable U#L :ilter chec!box on theCon:i*uration tab" then clic! the C)an*e button

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System

'n this menu #ou can sa(e the changed settings to the non-(olatile memor#" create a bac!up of the

router)s configuration" restore the router)s configuration from a pre(iousl# sa(ed file" restore thefactor# default settings" (iew the s#stem log" configure automatic s#nchroni:ation of the s#stemtime" update the firmware of the router" and change the password used to access its settings

Administrator Password

En the S=ste' 4 Ad'inistrator (ass ord page" #ou can change the password for theadministrator account used to access the web-based interface of the router and to access the de(ice(ia T L; T

or securit# reasons" it is strongl# recommended to change the administrator passwordupon initial configuration of the router

Figure 77. The System ' Administrator pass!ord page.

nter the new password in the ass ord and Con:ir'ation fields and clic! the Sa,e button

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Con iguration

En the S=ste' 4 Con:i*uration page" #ou can sa(e the changed settings to the non-(olatile

memor#" restore the factor# defaults" bac!up the current configuration" or restore the router)sconfiguration from a pre(iousl# created file

Figure 7). The System ' Configuration page.

The following buttons are a(ailable on the page9

Control Descri(tion

Sa,e+lic! the button to sa(e settings to the non-(olatile memor# *lease"sa(e settings e(er# time #ou change the router)s parametersEtherwise the changes will be lost upon reboot of the router

actor=+lic! the button to restore the factor# default settings $lso #ou canrestore the factor# defaults (ia the hardware =eset button %see the

!a&ing and -estoring !ettings section" page 4B&

ac8u(+lic! the button and follow the dialog box appeared to sa(e theconfiguration %all settings of the router& to #our *+

#estore

+lic! the button to upload a pre(iousl# sa(ed configuration %allsettings of the router& from a file on #our *+ +lic! theC)oose4 ro se 3 button to select a pre(iousl# sa(ed configurationfile located on #our *+

$ctions of the Sa,e " actor= " and ac8u( buttons also can be performed (ia the top-page menudispla#ed when the mouse pointer is o(er the S=ste' caption

The name of the button depends upon the web browser that #ou use

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"ystem $og

En the S=ste' 4 S=ste' lo* page" #ou can set the s#stem log options and configure sending thes#stem log to a remote host

Figure 7*. The System ' System log page. The Configuration ta!.

To enable logging of the s#stem e(ents" select the Lo**in* chec!box on the Con:i*uration tabThen specif# the needed parameters

Control Descri(tion

Lo**in* t=(e

Select a t#pe of logging from the drop-down list

Local 9 the s#stem log is stored in the router)s memor# %anddispla#ed on the Lo* tab& 1hen this (alue is selected" theSer,er address t=(e " Ser,er " and ort fields are notdispla#ed

#e'ote 9 the s#stem log is sent to the remote host specifiedin the Ser,er field

Local and re'ote 9 the s#stem log is stored in the router)smemor# %and displa#ed on the Lo* tab& and sent to theremote host specified in the Ser,er field

Local lo**in* le,el

Select a t#pe of messages and alerts/notifications to be stored locall#in the router)s memor# The field is a(ailable" when the Local orLocal and re'ote (alue is selected from the Lo**in* t=(e drop-down list

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Control Descri(tion

#e'ote lo**in* le,el

Select a t#pe of messages and alerts/notifications to be sent to theremote host specified in the Ser,er field The field is a(ailable"when the #e'ote or Local and re'ote (alue is selected from theLo**in* t=(e drop-down list

Ser,er address t=(erom the drop-down list" select the I (alue to specif# an '* address

of a host from the local or global networ!" or the U#L (alue tospecif# a U=L address of a remote ser(er

Ser,er The '* or U=L address of the host from the local or global networ!"to which the s#stem log will be sent

ort$ port of the host specified in the Ser,er field ,# default" the (alue514 is specified

$fter specif#ing the needed parameters" clic! the C)an*e button

To disable logging of the s#stem e(ents" deselect the Lo**in* chec!box and clic! the C)an*e button

En the Lo* tab" the e(ents specified in the Local lo**in* le,el list are displa#ed

Figure )'. The System ' System log page. The %og ta!.

To (iew the latest s#stem e(ents" clic! the #e:res) button

To sa(e the s#stem log to #our *+" clic! the "&(ort button and follow the dialog box appeared

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Firmware )pgrade

En the S=ste' 4 ir' are u(*rade page" #ou can upgrade the firmware of the router

Upgrade the firmware onl# when the router is connected to #our *+ (ia a wiredconnection

Figure )1. The System ' 1irm!are upgrade page.

The current (ersion of the router)s firmware is displa#ed in the ir' are ,ersion field on theStart page 'f #ou need to install a newer (ersion of the firmware" follow the next steps9

$ttentionN Do not turn off the router before the firmware upgrade is completed This ma#cause the de(ice brea!down4 Download a new (ersion of the firmware from www dlin! ru

2 +lic! the C)oose4 ro se + button on the S=ste' 4 ir' are u(*rade page to locatethe new firmware file

+lic! the U(date button to upgrade the firmware of the router

6 1ait until the router is rebooted %about one and a half or two minutes&

5 Log into the web-based interface using the login % admin & and the current password

Select the actor= line in the top-page menu displa#ed when the mouse pointer is o(er theS=ste' caption

6 The name of the button depends upon the web browser that #ou use

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7 1ait until the router is rebooted Log into the web-based interface" using the default '*address" login and password % 1"2.1 6.1.1 " admin " admin &

!'P ClientEn the S=ste' 4 %! client page" #ou can configure automatic s#nchroni:ation of the s#stemtime with a time ser(er on the 'nternet

Figure )2. The System ' $&P client page.

To enable automatic s#nchroni:ation with a time ser(er9

4 Select the "nabled chec!box

2 Select #our time :one

Specif# the needed ;T* ser(er in the %t( ser,ers field or lea(e the ser(er specified b#default

6 +lic! the C)an*e button

1hen the router is powered off or rebooted" the s#stem time is reset to the default (alue'f #ou ha(e set automatic s#nchroni:ation for the s#stem time" the internal cloc! of thede(ice will be configured after connecting to the 'nternet

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User ManualO(eration 9uidelines

CHA !"# 5$ O "#A!IO% 9UID"LI%"S

Supported 4SB /odems Guawei 450

Guawei 4550

Guawei 220

HT 3 2

HT 3 27

Safety Instructions*lace #our router on a flat hori:ontal surface or mount the router on the wall %the mounting holesare located on the bottom panel of the de(ice& 3a!e sure that the router is pro(ided with sufficient(entilation

To pre(ent o(erheating" do not obstruct the (entilation openings of the router

*lug the router into a surge protector to reduce the ris! of damage from power surges and lightningstri!es

Eperate the router onl# from an electrical outlet with the correct power source as indicated on the

adapterDo not open the co(er of the router Etherwise an# warrant# will be in(alidated

Unplug the e uipment before dusting and cleaning Use a damp cloth to clean the e uipment Donot use li uid/aerosol cleaners or magnetic/static cleaning de(ices

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ireless Installation Considerations

The DSL-2750U de(ice lets #ou access #our networ! using a wireless connection from (irtuall#

an#where within the operating range of #our wireless networ! @eep in mind" howe(er" that thenumber" thic!ness and location of walls" ceilings" or other obKects that the wireless signals must passthrough" ma# limit the range T#pical ranges (ar# depending on the t#pes of materials and

bac!ground = noise in #our home or office To maximi:e #our wireless range" follow theguidelines below

4 @eep the number of walls and ceilings between the DSL-2750U de(ice and other networ!de(ices to a minimum M each wall or ceiling can reduce #our wireless networ! range b# -B0 feet %4- 0 meters&

2 ,e aware of the direct line between networ! de(ices *lace #our de(ices so that the signaltra(els straight through a wall or ceiling %instead of at an angle& for better reception

,uilding materials ma!e a difference $ solid metal door or aluminum studs ma# ha(e anegati(e effect on #our wireless range Tr# to position #our router" access points" andcomputers so that the signal passes through dr#walls or open doorwa#s 3aterials andobKects such as glass" steel" metal" walls with insulation" water %fish tan!s&" mirrors" filecabinets" bric!" and concrete will degrade #our wireless signal

6 @eep #our router awa# %at least - feet or 4-2 meters& from electrical de(ices or appliancesthat generate = noise

5 'f #ou are using 2 6 .G: cordless phones or ?-40 e uipment %wireless de(ices such asceiling fans" lights" and home securit# s#stems&" #our wireless connection ma# degradedramaticall# or drop completel# 3a!e sure #our 2 6 .G: phone base is as far awa# from#our wireless de(ices as possible ;ote" that the base transmits a signal e(en if the phone innot in use

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Creating &!o Connections on One C.annel

A#"$ WA! Connections'n some cases" it is necessar# to assign two 1$; connections %of the ,ridge/'*o /'*o$ t#pe& toone (irtual channel %that is" to specif# the same (alues of the C*'/C+'&

or example" #our 'S* pro(ides the '*TC ser(ice %C*' O " C+' O 5&


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42 .o to the Ad,anced 4 Inter:ace *rou(in* page

4 +reate a group containing the 1$; connection of the ,ridge t#pe and the L$; 2 port

46 +reate another group containing the 1$; connection of the '*o t#pe" the L$; port" andthe wireless interface

Figure )4. 9roup# o$ port# $or the created N connection#.

45 Sa(e the router)s settings

Ethernet WA! Connections

'n some cases" it is necessar# to assign two 1$; connections to one ph#sical interface

or example" #our pri(ate thernet line is connected to the L$; port of the router The 'S* pro(ides the '*TC ser(ice


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Figure )5. Two N connection# $or one ph+#ical inter$ace.

46 .o to the Ad,anced 4 Inter:ace *rou(in* page

45 +reate a group containing the 1$; connection of the ,ridge t#pe and the L$; 2 port

4 +reate another group containing the 1$; connection of the '*o t#pe" the L$; 6 port" andthe wireless interface

Figure )6. 9roup# o$ port# $or the created N connection#.

Sa(e the router)s settings

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User ManualAbbre,iations and Acron='s

CHA !"# $ A #".IA!IO%S A%D AC#O% MS39 Third .eneration

A"S $d(anced ncr#ption Standard

A# $ddress =esolution *rotocol

SSID ,asic Ser(ice Set 'dentifier

C#C +#clic =edundanc# +hec!

DD%S D#namic Domain ;ame S#stem

DDoS Distributed Denial of Ser(ice

DHC D#namic Gost +onfiguration *rotocol

DM De3ilitari:ed Hone

D%S Domain ;ame S#stem

D!IM Deli(er# Traffic 'ndication 3essage

9M! .reenwich 3ean Time

9SM .lobal S#stem for 3obile +ommunications

I9M 'nternet .roup 3anagement *rotocol

IM"I 'nternational 3obile uipment 'dentit#

IMSI 'nternational 3obile Subscriber 'dentit#

I 'nternet *rotocol

I oA 'nternet *rotocol o(er $T3

I o" 'nternet *rotocol o(er thernet

IS 'nternet Ser(ice *ro(ider

LA% Local $rea ;etwor!

LCC Logical Lin! +ontrol

LC Lin! +ontrol *rotocol

MAC 3edia $ccess +ontrol

M!U 3aximum Transmission Unit

%A! ;etwor! $ddress Translation

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User ManualAbbre,iations and Acron='s

%! ;etwor! Time *rotocol

C *ush ,utton +onfiguration

I% *ersonal 'dentification ;umber

oA *oint-to-*oint *rotocol o(er $T3

o" *oint-to-point protocol o(er thernet

S> *re-shared !e#

U> *'; Unloc! @e#

oS Fualit# of Ser(ice

#!S =e uest To Send

SIM Subscriber 'dentification 3odule

S%M Simple ;etwor! 3anagement *rotocol

SSID Ser(ice Set 'dentifier

!>I Temporal @e# 'ntegrit# *rotocol

UM!S Uni(ersal 3obile Telecommunications S#stem

U n Uni(ersal *lug and *la#

U#L Uniform =esource Locator

US Uni(ersal Serial ,us

.C Cirtual +ircuit

.CI Cirtual +ircuit 'dentifier

dsl-2750u user manual

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