09-configuring unit parameters

OptiX iManager T2000 Operation Manual for SDH Contents

Huawei Technologies Proprietary

i

Contents

9 Configuring Unit Parameters 9-1

9.1 Configuring SDH Unit 9-3

9.2 Configuring PDH Unit 9-5

9.3 Configuring Ethernet Unit 9-8

9.3.1 Configuring Internal Port 9-8

9.3.2 Configuring External Port 9-10

9.3.3 Configuring Binding Path 9-12

9.4 Configuring ATM Unit 9-14

9.4.1 Setting the VC4 Ports of ATM Board as SDH NNI 9-14

9.4.2 Installing the ATM Interface Board at NM Side 9-15

9.4.3 Configuring the Port Attributes 9-16

9.5 Configuring Optical Amplifier Unit 9-18

9.5.1 Configuring Optical Amplifier 9-18

9.5.2 Configuring Laser 9-19

9.5.3 Configuring Path 9-20

9.5.4 Configuring Output Power 9-21

9.6 Configuring TDA Unit 9-23

9.6.1 Configuring TDA Clock Source 9-23

9.6.2 Configuring TDA Feeding Mode 9-23

OptiX iManager T2000 Operation Manual for SDH 9 Configuring Unit Parameters


9-1

9 Configuring Unit Parameters This chapter introduces how to configure units.

The following tasks are described:

Configuring SDH Unit

Configuring PDH Unit



9-2

Configuring Ethernet Unit

Configuring ATM Unit

Configuring Optical Amplifier Unit

Configuring TDA Unit



9-3

9.1 Configuring SDH Unit

Purpose

Use this procedure to configure the parameters of SDH unit. Usually, each parameter adopts the default value. However, they need to be modified during maintenance or configuration of special functions like TCM. The meanings of each parameter are as follows:

Parameters Description

APId to be received at the sink

APId is used to identify the access point when using TCM function. It must be set to the same value as that of the source.

APId to be sent at the source

APId is used to identify the access point when using TCM function. It must be set to the same value as that of the sink.

Enable Tandem Connection at the Sink

When using TCM function, set this parameter to Enabled.

Enable Tandem Connection at the Source

When using TCM function, set this parameter to Enabled.

FEC Working Status

When using FEC function, set this parameter to Enabled.

Hardware REG Enabled

When using the SDH unit to realize hardware REG function, set this parameter to Enabled.

Laser in-Position Status

Use this parameter to display whether the laser is in position or not.

Laser Switch It must be set as Enabled when the unit runs normally.

Optical Interface Name

Set the optical interface name.

Optical/Electrical Interface Loopback

The interface can be set as Inloop or Outloop during maintenance. When the network runs normally, it must be set as No loopback.

Value of Received APId at the sink

Display the received APId at the sink when using TCM function.

VC4 Loopback The VC4 path can be set as Inloop or Outloop during maintenance. When the network runs normally, it must be set as No loopback.

Working Mode Set it as 140 PDH mode or 155M SDH mode according to the service type when the unit can work under the two modes.



9-4

Prerequisites

The SDH unit has been created.

NM user with the authority of "system maintainer" or above.

Procedure

Step Action 1 Select [Configuration/SDH Configuration/SDH Interface] from the Main

Menu. Select "By Function".

2 Select the parameter to be set or queried. In the lower-left pane, select the appropriate SDH unit and click the double-right-arrow button (red).

3 Right-click the parameter and select/enter the value.

4 Click . The Operation Result dialog box is displayed and indicates operation succeeded. Click .

5 Click to query the value.



9-5

9.2 Configuring PDH Unit

Purpose

Use this procedure to configure the parameters of PDH unit. Usually, each parameter adopts the default value. However, they need to be modified during maintenance or configuration of functions like loopback. The meanings of each parameter are as follows:


E1 Frame Structure

Set the E1 frame structure as PCM31 or PCM31CRC according to the service type.

E1/T1 Interconnection

Set the working mode of E1/T1 interconnection port. Transparent transmission and interconnection modes can be selected.

Enable CRC4 Enable CRC4 at every port.

Input Signal Equalization

When the cable connected with this port is longer than 70 meters, set this parameter to "Enabled" to equalize the input signal.

Path Impedance It should be set as 75ohm or 120ohm according to the interface type.

Path Name Set the tributary path name.

Path Phase Lock

Set path phase-lock. The value 2Mb/s is usually selected, and the HD1 and HP1 units can be set with only two paths. Supported by HD1 and HP1 units.

Path Protection In the path protection ring, this parameter should be set as Protection.

Path Service Type

Set it as E1 service or T1 service according to the service type when the unit can transmit the two types of service.

Pattern Set the code type of the path to B8ZS or AMI according to the code type of the signal.

Retiming Mode Select the retiming clock source for the tributary unit. The re-timing mode is used to repair the degraded tributary clock of HP2S or HP2D unit. It can be set only when the SXT working mode is set as Retiming Mode.

Retiming Working Mode

Select the retiming mode of the tributary unit.

Service Load Indication

It can be set as Unload to mask all the alarms of the path when there is no service on the path. When the service on the path runs normally, it must be set as Load.



9-6


Service Selection

Set it as 34M service or 45M service according to the service type when the unit can work under the two modes.

SXT Working Mode

Set the working mode of tributary board retimer. You can set tributary retiming clock source only when SXT working mode is set as Retiming.

T1 Frame Structure

Set the T1 frame structure as D4, ESF, SLC96 or F4 according to the service type.

Tributary Loopback

The interface can be set as Inloop or Outloop during maintenance. When the network runs normally, it must be set as No loopback.

Tributary Timing Mode

Set the timing mode of the NE tributary unit. The mode can only be set when the cross-connect unit is XC4, X16 or TXC. As the NE and its cross-connect unit are different in type, the NE tributary unit works in two different modes: mode 1 (internal timing) or mode 2 (external timing).

Prerequisites

The PDH unit has been created.


Procedure

Step Action 1 Select [Configuration/SDH Configuration/PDH Interface] from the Main

Menu. Select "By Function".

2 Select the parameter to be set or queried. In the lower-left pane, select the appropriate PDH unit and click the double-right-arrow button (red).

3 Right-click the parameter and select/enter the value.



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Step Action 4 Click . The Operation Result dialog box is displayed and indicates

operation succeeded. Click .




9-8

9.3 Configuring Ethernet Unit

9.3.1 Configuring Internal Port

Purpose

Use this procedure to configure internal port of Ethernet unit.

Prerequisites

The Ethernet unit has been created.


Procedure

Step Action 1 Select [Configuration/Ethernet Configuration/Ethernet Interface/Ethernet

Interface] from the Main Menu. Select Internal Port. Select the tab Port Attributes.

2 In the lower-left pane, select the appropriate Ethernet unit and click the double-right-arrow button (red).



9-9

Step Action 3 Click to select the Ethernet unit internal port. Attributes of TAG, VLAN

ID, VLAN Priorities, Encapsulation Protocol and Shared Attributes can be modified. Modify their values to the appropriate option.

Note: 1) TAG is used to set the type of the processed messages. Tag Aware port will only process the messages with Tag, and those messages without Tag will be discarded. Access port will only process the messages without Tag, and those messages with Tag will be discarded. Hybrid port processes the two types of messages. It will add Tag to the messages without Tag according to the VLAN ID of this port.

2) The value of VLAN ID should be an integer between 0 and 4095.

3) VLAN Priorities refers to service quality level. The priority increases from 0 to 7. For example, when the network is busy, the messages with high VLAN priority will be processed first, and the messages with low priority may be discarded.

4) Shared attributes are to set the sharing status of the port. Not share means the port can only be used for one service. Share means the port can be used for multiple services.

4 Click to complete the change. The Operation Result dialog box is displayed and indicates operation succeeded.

5 Click to query the internal port attributes of Ethernet unit.

6 Repeat this procedure for other units in the same NE or other NEs.



9-10

9.3.2 Configuring External Port

Purpose

Use this procedure to configure external port of Ethernet unit.

Prerequisites



Procedure

Step Action 1 Select [Configuration/Ethernet Configuration/Ethernet Interface/Ethernet

Interface] from the Main Menu. Select the tab External Port.




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Step Action 3 Click to select the Ethernet unit internal port. Attributes of TAG, VLAN

ID, VLAN Priorities, Enable Port, Working Mode, Port Nested VLAN ID and Port Nested Priorities can be modified. Modify their values to the appropriate option.

Note: 1) TAG is used to set the type of the processed messages. Tag Aware port will only process the messages with Tag, and those messages without Tag will be discarded. Access port will only process the messages without Tag, and those messages with Tag will be discarded. Hybrid port processes the two types of messages. It will add Tag to the messages without Tag according to the VLAN ID of this port.

2) The value of VLAN ID should be an integer between 0 and 4095.

3) VLAN Priorities refers to service quality level. The priority increases from 0 to 7 For example, when the network is busy, the messages with high VLAN priority will be processed first, and the messages with low priority may be discarded.

4) Enable port indicates the port status. Disable means the port can not work for the service. Enable means the port can work for the service.

5) Working mode includes: Auto-Negotiation, 10M Half-Duplex, 10M Full-Duplex, 100M Half-Duplex, 100M Full-Duplex, 1000M Half-Duplex, or 1000M Full-Duplex.

6) Port nested VLAN ID should be an integer between 1 and 4094.

7) Port nested VLAN priorities refers to service quality level. The priority increases from 0 to 7.

4 Click to complete the change. The Operation Result dialog box is displayed and indicates operation succeeded.

5 Click to query the external port attributes of Ethernet unit.

6 Repeat this procedure for other units in the same NE or other NEs.



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9.3.3 Configuring Binding Path

Purpose

Use this procedure to configure binding path of Ethernet unit.

Prerequisites



Procedure

Step Action 1 Select [Configuration/ Ethernet Configuration/Ethernet Interface/Ethernet

Interface] from the Main Menu. Select the tab Internal Port. Select the tab Binding Path.


3 Click , the Binding Path Configuration dialog box is displayed.

4 Select the VCTRUNK port to be bound from Configurable Ports. Select the bearer layer path (here is SDH) from the Available Binding Ports combo box. Click to complete the binding path.



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Step Action 5 Click or . The Warning dialog box is displayed and

indicates Please make sure the modification is correct. Otherwise the service may be interrupted. Click .

6 The Operation Result dialog box is displayed and indicates operation succeeded.

7 Click to query the binding paths.

8 Repeat this procedure for other units in the same NE or other NEs



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9.4 Configuring ATM Unit

9.4.1 Setting the VC4 Ports of ATM Board as SDH NNI

Purpose

The SDH network supports the access of ATM service. The VC4 ports provided by the ATM board are at the network edge and are not within the T2000 management scope. And the SDH NNI is just used to set up communication with the equipment which is at the network edge and is out of the management scope of the T2000. That is why the ATM ports should be set as SDH NNI.

Prerequisites


Supported by OptiX 155/622H(Metro 1000), OptiX 2500+(Metro 3000) and OptiX Metro 3100.

ATM board has been installed.

Procedure

Step Action 1 Select [View/Protection View] from the Main Menu.

2 Select the NE where the ATM board is and right-click to select [SDH NNI Management]. The SDH NNI Management dialog box is displayed.



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Step Action 3 Select appropriate VC4 ports of ATM board in the Uncreated Optical

Interface and click Create>>.

4 Click to finish setting SDH NNI.

5 Repeat this procedure for other boards in the same NE or other NEs.

9.4.2 Installing the ATM Interface Board at NM Side

Purpose

Use this procedure to install the ATM interface board at NM side.

Prerequisites



Procedure

Step Action 1 Select [Configuration/ATM Configuration/ ATM Interface Board

Management] from the Main Menu.

2 In the lower-left pane, select the appropriate ATM board and click the double-right-arrow button (red).



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Step Action 3 Query the information of an ATM interface board, Click to display

the corresponding information from the NE side.

4 Create the ATM interface board information, click , or right-click on the Interface board and select [Create].

5 In the interface board record created, modify the values of Slot and Logical Interface Board at NM to make them consistent with those at the NE side.

6 Click . The Operation Result dialog box is displayed and indicates that the operation succeeded.


9.4.3 Configuring the Port Attributes

Purpose

Use this procedure to configure the port attributes of ATM board.

Prerequisites



Procedure

Step Action 1 Select [Configuration/ATM Configuration/ATM Interface Management] from

the Main Menu.

2 In the lower-left pane, select the appropriate ATM board and click the double-right-arrow button (red).

3 Query the information of an ATM board, Click to display the corresponding information from the NE side.



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Step Action 4 Set the Port Type and the UPC/NPC enabling status of the external and

internal ports on the ATM board respectively.

5 Click . The Operation Result dialog box is displayed and indicates that the operation succeeded.




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9.5 Configuring Optical Amplifier Unit

9.5.1 Configuring Optical Amplifier

Purpose

Use this procedure to query optical amplifier attributes. The meanings of each parameter are as follows:


Optical Amplifier Type

Display the type of the selected optical amplifier unit.

A/D Chip Type Display the A/D chip type of the selected optical amplifier unit.

Board Attributes Display the properties of the selected optical amplifier unit.

Number of Lasers

Display the number of lasers of the optical amplifier unit.

Prerequisites

The optical amplifier unit has been created.


Procedure

Step Action 1 Select [Configuration/SDH Configuration/Optical Amplifier Interface] from

the Main Menu. Select Optical Amplifier Attributes.

2 In the lower-left pane, select the appropriate optical amplifier unit and click the double-right-arrow button (red).

3 Click to query the attributes.



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9.5.2 Configuring Laser

Purpose

Use this procedure to configure laser attributes. The meanings of each parameter are as follows:


Laser Display the name of a laser.

Laser Control Set the status of laser control.

Laser Status It must be set as Enabled when the unit runs normally.

Line Capacity Display the rate level of an SDH signal connected to the optical interface.

Prerequisites



Procedure


the Main Menu. Select Laser Attributes.


3 Double-click the parameter and select the value.





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9.5.3 Configuring Path

Purpose

Use this procedure to configure path attributes of the optical amplifier. The meanings of each parameter are as follows:


Path ID Display the channel number on the optical amplifier unit.

Path Output Mode

Select the alarm type you are concerned with this path.

Alarm Mode of Path Output

Set the alarm output mode of this path.

Prerequisites



Procedure


the Main Menu. Select Path Attributes.







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9.5.4 Configuring Output Power

Purpose

Use this procedure to configure output power of the optical amplifier. The meanings of each parameter are as follows:


Path ID Display the channel number on the optical amplifier unit.

Output Power (0.1dBm)

Set the output power. The unit is 0.1dBm.

Min. Power (0.1dBm)

Display the minimum output power. The unit is 0.1dBm.

Max. Power (0.1dBm)

Display the maximum output power. The unit is 0.1dBm.

Actual Output Power (0.1dBm)

Display the actual output power. The unit is 0.1dBm.

Prerequisites



Procedure


the Main Menu. Select Output Power.


3 Double-click the parameter and set the value.



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Step Action 4 Click . The Operation Result dialog box is displayed and indicates

operation succeeded. Click .




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9.6 Configuring TDA Unit

9.6.1 Configuring TDA Clock Source

Purpose

Use this procedure to configure TDA clock source. You need to set a clock source for the TDA unit so that the TDA unit can be switched according to the set clock source sequence when clock source switching occurs.

Four channel clock sources can be set at most. They have the priority from 1 to 4 separately.

Prerequisites

The TDA unit has been created.

NM user with the authority of "system operator" or above.

Procedure

Step Action 1 Select [Configuration/SDH Configuration/TDA Interface] from the Main

Menu. Select the tab TDA Clock Source Configuration.

2 In the lower-left pane, select the appropriate TDA unit and click the double-right-arrow button (red).




9.6.2 Configuring TDA Feeding Mode

Purpose

Use this procedure to configure TDA feeding mode.



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When you select to feed, the 2-wire cables carry -48V DC feed. You can connect the phone and make a call without dialing after configuring the audio service. In testing, the feeding mode is usually configured so as to connect a phone for testing.

When you select not to feed, you can connect a no-feed terminal (e.g. dedicated MODEM) to transfer services.

Note: When a unit is powered on, the default status is no feed. Some of the no-feed terminals may be damaged if they are fed, so you must make sure whether the feed status is correct or not before cutover.

Prerequisites

The TDA unit has been created.

NM user with the authority of "system operator" or above.

Procedure

Step Action 1 Select [Configuration/SDH Configuration/TDA Interface] from the Main

Menu. Select TDA Feeding Choices.

2 In the lower-left pane, select the appropriate TDA unit and click the double-right-arrow button (red).



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Step Action 3 Right-click the parameter and select the value.



09-configuring unit parameters

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