[c-nsp] Cisco GSR Chokes on BGP

Tue May 4 19:35:24 EDT 2010

Could it be a software bug by any chance? Those 3ge cards are pretty
old...look for CSCsc66938 on this page:
http://www.cisco.com/en/US/docs/ios/12_0s/release/ntes/120SCAVS.html

<http://www.cisco.com/en/US/docs/ios/12_0s/release/ntes/120SCAVS.html>--
Stephen F. Cobb • Senior Sales Engineer
CCNA/CCDA/DCNID/ATSP
Telecoast Communications, LLC • Santa Barbara, CA
o 877.677.1182 x272 • c 760.807.0570 • f 805.618.1610
aim/yahoo telecoaststephen

On Tue, May 4, 2010 at 3:38 PM, Billy Guthrie <bg at billyguthrie.com> wrote:

> Dominic,
>
> I have a link in my history, so I am sure that I have seen the issue but do
> not recall the specifics.
>
>
> http://www.cisco.com/en/US/products/hw/routers/ps359/products_tech_note09186a0080110d68.shtml#ts3
>
>
> Good luck.
>
> Billy
>
>
> Dominic wrote:
>
>> Hi Everyone:
>>
>> I am curious: is anyone doing BGP, with Full routes, on a GSR?
>> I am asking because, I have Transit circuit terminated on a 3-Port GigE
>> Line Card, on a GSR 12008 runing PRP-2. Remote peer is sending FULL BGP
>> routes.  As soon as the BGP session comes up, however, the line card
>> crashes/resets. Setting the maximum-prefix BGP parameter to a really low
>> level makes no difference.  The LC is configured with the maximum possible
>> MEM available for that device, and this is the only BGP session on the
>> entire box.
>>
>>
>> Here is the crashing error I get:
>>
>> May  4 16:40:07 gsr1-BUFF 4361795: May  4 20:40:06.405: %BGP-5-ADJCHANGE:
>> neighbor X.X.X.X  Up
>> May  4 16:40:45 gsr1-BUFF 4361798: May  4 20:40:44.795: %FIB-2-FIBDISABLE:
>> Fatal error, slot 3: IPC Failure: timeout
>> May  4 16:40:45 gsr1-BUFF 4361799: May  4 20:40:44.795: %RP-4-RSTSLOT:
>> Resetting the card in the slot: 3,Event: CEF failure
>> --------------------------------------
>>
>> Here is the show diag from the Line Card:
>>
>> SLOT 3  (RP/LC 3 ): 3 Port Gigabit Ethernet
>>  MAIN: type 68,  800-6376-03 rev C0
>>        Deviation:  D008017
>>        HW config: 0x00    SW key: 00-00-00
>>  PCA:  73-4775-06 rev B0 ver 2
>>        Design Release 2.0  S/N CAB0527JGN1
>>  MBUS: Embedded Agent
>>        Test hist: 0x00    RMA#: 00-00-00    RMA hist: 0x00
>>  DIAG: Test count: 0x05000006    Test results: 0x00000000
>>  FRU:  Linecard/Module: 3GE-GBIC-SC=
>>        Processor Memory: MEM-GRP/LC-256=
>>        Packet Memory: MEM-PKT-512-UPG=
>>  L3 Engine: 2 - Backbone OC48 (2.5 Gbps)
>>  MBUS Agent Software version 2.70 (RAM) (ROM version is 3.67)
>>  ROM Monitor version 19.1
>>  Fabric Downloader version used 11.5 (ROM version is 11.5)
>>  Primary clock is CSC 1
>>  Board is analyzed
>>  Board State is Line Card Enabled (IOS  RUN )
>>  Insertion time: 24w4d (00:28:12 ago)
>>  Processor Memory size: 268435456 bytes
>>  TX Packet Memory size: 268435456 bytes, Packet Memory pagesize: 16384
>> bytes
>>  RX Packet Memory size: 268435456 bytes, Packet Memory pagesize: 16384
>> bytes
>>  1 crash since restart
>> -------------------------
>>
>> And For the Processor diag:
>>
>> show diags 0
>>
>> SLOT 0  (RP/LC 0 ): Performance Route Processor
>>  MAIN: type 96,  800-23469-02 rev A0
>>        Deviation:  D074404, D074394, D073524
>>        HW config: 0x10    SW key: 00-00-00
>>  PCA:  73-8812-05 rev A0 ver 5
>>        Design Release 0.0  S/N SAD082805A5
>>  MBUS: MBUS Agent (1)  73-8048-06 rev A0 dev 0
>>        HW version 0.1  S/N CAT08180BD7
>>        Test hist: 0x00    RMA#: 00-00-00    RMA hist: 0x00
>>  DIAG: Test count: 0x00000000    Test results: 0x00000000
>>  FRU:  Linecard/Module: PRP-2=
>>        Route Memory: MEM-PRP/LC-3584=
>>  MBUS Agent Software version 2.70 (RAM) (ROM version is 3.68)
>>  ROM Monitor version 1.23(0.36)
>>  Primary clock is CSC 1
>>  Board State is IOS Running  ACTIVE (ACTV  RP )
>>  Insertion time: 00:00:07 (24w4d ago)
>>  DRAM size: 3758096384 bytes
>>  DRAM DIMM Slot 1: 2048M found, Slot 2: 2048M found
>>
>> -------------------
>>
>>
>> Here is the BGP Config:
>>
>> router bgp xxxx
>>  no synchronization
>>  bgp router-id x.x.x.x
>>  no bgp fast-external-fallover
>>  bgp log-neighbor-changes
>>  bgp dampening
>>  network x.x.x.x mask 255.255.254.0
>>  network x.x.x.x mask 255.255.252.0
>>  redistribute static
>>  neighbor x.x.x.x remote-as x.x.x.x
>>  neighbor x.x.x.x description Telco1
>>  neighbor x.x.x.x password 7 xxxxx
>>  neighbor x.x.x.x ebgp-multihop 5
>>  neighbor x.x.x.x version 4
>>  neighbor x.x.x.x route-map BGP-OUTGOING out
>>  neighbor x.x.x.x maximum-prefix 400000 warning-only
>>  no auto-summary
>>
>>
>> Any help would be appreciated.
>> Thanks.
>>
>>
>> Dominic
>> _______________________________________________
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>>
>>
>
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