ggsn monitoring & first layer handling

8/10/2019 GGSN Monitoring & First Layer Handling

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GGSN Monitoring & First Layer HandlingDecember 9th, 2013 by Doddy W., PSNOS Dept., CNO Div.


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Preface

GGSN is the core network node of GPRS system

GGSN functions:

Assign IP address to subscriber

Perform AAA, maintain connection to SGSN, generate charging, etc


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GGSN Hardware

Ericsson M120

Ericsson M320

Ericsson SSR 8020

Huawei UGW9811

PGP-X16

?


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GGSN APN Mapping

Hostname Hardware Location

GGSNTBS1 Ericsson M120 TB Simatupang, Jakarta



GGSNTBS5 Ericsson SSR8020 TB Simatupang, Jakarta

GGSNBRN1 Ericsson M120 Buaran, Jakarta



GGSNBRN4 Ericsson SSR8020 Buaran, Jakarta

GGSNPKB1 Ericsson M320 Arifin Ahmad, Pekanbaru

GGSNSBY1 Huawei PGP-X16 Gayungan, Surabaya


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GGSN Coverage

Hostname APN Handling Coverage

GGSNTBS1 - Internet / telkomsel, mms

- internet.r / telkomsel.r , blackberry.net.r,

mms.r (roaming)

- corporate APN

West & Central Java, Kalimantan, East Java,

Balinusra, Sulawesi

GGSNTBS3 internet/telkomsel, blackberry.net, mms West & Central Java, Kalimantan, East Java,

Balinusra, Sulawesi

GGSNTBS4 internet/telkomsel, blackberry.net West & Central Java, Kalimantan, East Java,Balinusra, Sulawesi

GGSNTBS5 blackberry.net, internet/telkomsel (trial) West & Central Java, Kalimantan

GGSNBRN1 - Internet / telkomsel, mms

- internet.r / telkomsel.r , blackberry.net.r,

mms.r (roaming)

- corporate APN

West & Central Java, Kalimantan, East Java,

Balinusra, Sulawesi

GGSNBRN2 internet/telkomsel, blackberry.net, mms West & Central Java, Kalimantan, East Java,Balinusra, Sulawesi

GGSNBRN3 internet/telkomsel, blackberry.net West & Central Java, Kalimantan, East Java,

Balinusra, Sulawesi

GGSNBRN4 blackberry.net, internet/telkomsel (trial) West & Central Java, Kalimantan

GGSNPKB1 internet/telkomsel, blackberry.net Sumatera

GGSNSBY1 blackberry.net East Java, Balinusra, Sulawesi


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GGSN Interface (1 of 2)

Gn

Gi

Ga

Gx

Gy

Gp

Gmb

LIG

Gn Gi

GGSN

GxGa Gmb

Gy

LIGGp


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GGSN Interface (2 of 2)

SGSN

SGSN

Gn

Network

Internet

Blackberry

Server

Corporate

Network

Gn

GGSN

Gi networkGn network


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Service Topology APN internet/telkomsel

Gn

Network

GGSN

F5

Load

Balancer

SASN

F5

Load

Balancer

Spam

Filter DNS Gi

ProxySGSN

SGSN

Internet

gate-router

gate-router


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Service Topology APN blackberry.net

Gn

Network

SGSN

SGSN

VPN Links

via TELIN/AICENT

grx-router

grx-router

GGSN

Blackberry

network

Blackberry

server


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Service Topology APN mms

Gn

Network

GGSN

F5

Load

Balancer

SGSN

SGSN

MMS

Proxy MMSC


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Service Topology Roaming APN

Telkomsel

network

GPRS Roaming Exchange

network

Gn

Network

GRX

Network

GGSN

Giinte

rnet

.r/

telk

omsel.r

Gi blackberry.net.r

SGSN

SGSN

grx-router

grx-router

via AICENT/TELIN

via AICENT/TELIN

Roaming Partner

network

Gimms.r


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GGSN Monitoring (2 of 3)

APN level


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GGSN Monitoring (3 of 3)

Node level


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First Layer Handling Daily Checklist (1 of 4)

@GGTBS1-re1> show system uptimeCurrent time: 2013-12-08 21:51:58 WITSystem booted: 2013-12-05 23:45:34 WIT (2d 22:06 ago)Protocols started: 2013-12-06 00:01:42 WIT (2d 21:50 ago)Last configured: 2013-12-06 20:57:01 WIT (2d 00:54 ago) by bennypn9:51PM up 2 days, 22:06, 1 user, load averages: 0.50, 0.42, 0.42

@GGTBS1-re1> show system commit0 2013-12-06 20:57:01 WIT by bennypn via cli commit synchronize1 2013-12-06 20:43:16 WIT by bennypn via cli commit synchronize2 2013-12-06 00:32:52 WIT by ericsson via cli commit synchronize

@GGTBS1-re1> show chassis environmentClass Item Status Measurement

Temp PEM 0 OKPEM 1 OKRouting Engine 0 OK 43 degrees C / 109 degrees FRouting Engine 0 CPU OK 44 degrees C / 111 degrees FRouting Engine 1 OK 42 degrees C / 107 degrees FRouting Engine 1 CPU OK 45 degrees C / 113 degrees F

Pengecekan uptime

Pengecekan perubahan

konfigurasi terakhir

Pengecekan

temperature


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@GGTBS1-re1> show chassis routing-engineRouting Engine status:Slot 1:Current state MasterElection priority BackupTemperature 42 degrees C / 107 degrees FCPU temperature 45 degrees C / 113 degrees F

DRAM 3584 MBMemory utilization 20 percentCPU utilization:User 11 percentBackground 0 percentKernel 9 percentInterrupt 2 percentIdle 78 percent

Model RE-A-2000

Serial ID 9009050302Start time 2013-12-05 23:45:34 WITUptime 2 days, 22 hours, 8 minutes, 20 secondsLast reboot reason Router rebooted after a normal shutdown.Load averages: 1 minute 5 minute 15 minute

0.23 0.36 0.40

Pengecekan

routing engine


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@GGTBS1-re1> show ospf neighbor instance Gn_vrfAddress Interface State ID Pri Dead221.132.243.113 xe-0/0/0.32 Full 221.132.254.65 1 37221.132.243.121 xe-1/0/0.33 Full 221.132.254.73 1 30

@GGTBS1-re1> show ospf neighbor instance Gi_?Gi_blackberry.rGi_inetcorporateGi_inetspecGi_mmsGi_telkomselGi_telkomsel.rGi_testGi_tsel

@GGTBS1-re1> show ospf neighbor instance Gi_telkomselAddress Interface State ID Pri Dead192.168.0.10 xe-0/0/0.101 Full 192.168.200.101 0 37192.168.0.11 xe-0/0/0.101 Full 192.168.200.102 0 33192.168.0.26 xe-1/0/0.102 Full 192.168.200.101 0 31192.168.0.27 xe-1/0/0.102 Full 192.168.200.102 0 34

Pengecekan

routing OSPF

Gn network

Pengecekan

routing OSPF

Gi network


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@GGTBS1-re1> show log messages | last 5Dec 8 22:07:29 2013 GGTBS1-re1 (FPC Slot 5, PIC Slot 0) gc50gtpcd[257]:gc-5/0/0: : : pdp_RadiusRecvAcctRespRadiusfailure: status=RADIUS_SERVERDOWN, sending gtp failure cause=204imsi=510100342629156, msisdn=6285203629156, nsapi=5, apn=telkomsel,idx=0, s2a_wlan=N, type=21, ip=182.12.227.114, ip_dual=-,sgsn_ip_c=221.132.235.21, sgsn_ip_u=221.132.235.21, teid_data=153047,pdp_id=aaaaaaaaa2641030 STATE:[SSM = 'CREATE', S =

'PDP_ST_RADIUS_START'], first occurrence at 22:07Dec 8 22:07:29 2013 GGTBS1-re1 (FPC Slot 4, PIC Slot 0) gc40gtpcd[253]:gc-4/0/0: : : pdp_DeletePdpRsp: delete rsp from221.132.233.99 for PDP ID aaaaaaaa80542270 was REJECTED (v1Cause=192),first occurrence at 22:07

@GGTBS1-re1> show log chassisd | last 5Dec 6 00:32:49 ch_fru_power_sequencer FEB 3 step 0Dec 6 00:32:49 ch_fru_power_sequencer FEB 4 step 0

Dec 6 00:32:49 ch_fru_power_sequencer FEB 5 step 0Dec 6 00:32:49 ... power sequencer finished ...Dec 6 00:32:49 CHASSISD_PARSE_COMPLETE: Using new configuration

Pengecekan log


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First Layer Handling Service Checklist

@GGTBS1-re1> show services epg pgw statistics apn telkomsel

APN: telkomselActive PDP contexts: 445128With traffic class conversational: 0With traffic class streaming: 0With traffic class interactive: 444573With traffic class background: 555

Active EPS bearers: 0Active dedicated EPS bearers: 0Active EPS bearers for WLAN: 0

Active IPv6 PDP contexts: 0Active IPv4v6 PDP contexts: 0Active IPv6 EPS bearers: 0Active IPv4v6 EPS bearers: 0Attempted PDP activations: 65203433, Completed: 64740019

--lines skipped--

Radius statistics:Failed RADIUS Authentication procedures: 0Failed RADIUS Accounting procedures: 689757RADIUS accounting servers:Server IP address: 192.168.0.14Accounting requests sent: 129384101Accounting responses received: 128694343Accounting requests timed out: 689757Accounting requests retransmitted: 0

Invalid authenticators received: 1

Pengecekan statistik

per APN


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First Layer Handling Service Checklist

@GGTBS1-re1> show services epg pgw statistics imsi 510101772143945International mobile subscriber identity: 510101772143945Mobile station ISDN number: 6282217143945

NSAPI/Bearer ID: 5APN: telkomselPDP address: 182.12.174.62Framed Route: 0.0.0.0/ 0Charging ID: 3779425136

Gi/SGi DiffServ class: AF22, Gn/S5 DiffServ class: AF22Maximum Bit Rate Downlink (kbps): 8640Maximum Bit Rate Uplink (kbps): 5760GTP-C version: 1Session activation timestamp: Sun Dec 8 22:13:36 2013Total session duration: 0h 0m 23sIdle time: 0h 0m 1sPackets uplink: 166Packets downlink: 149

Bytes uplink: 37948Bytes downlink: 61210

Serving Node:Serving Node Type: SGSNControl plane IP address: 221.132.227.35Data plane IP address: 221.132.227.35

Pengecekan statistik

user


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Escalation Process

1st level - Packet Switch Network Operation Support (PSNOS) team

Moch SN Tsalasanto (Soleh), [email protected],

08111987745

Doddy Widanto, [email protected], 08119935594

Alex Atmana, [email protected], 08119953112

Benny P Nugraha, [email protected], 08119783464

Dwi SG Utomo, [email protected], 0811276002

2nd level - Senior Engineer Packet Switch Operation Expert Job

Coordinator

Eko Prasetyo, [email protected], 0811939961
mailto:[email protected]:[email protected]:[email protected]:[email protected]:[email protected]:[email protected]:[email protected]:[email protected]:[email protected]:[email protected]:[email protected]:[email protected]


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Question


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ggsn monitoring & first layer handling

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