Re: [C-bgp-users] Loading MRT files in a CBGP router

[Bruno Q. <bru...@um...>]

I have updated c-bgp so that it now reports the detailed error code from 
the MRT parser.

(revision 1479)

Bruno


On 27/02/16 12:21, Bruno Quoitin wrote:
> At line 1825, your input file contains the following record
>
> TABLE_DUMP|1122859488|B|LOCAL|LOCAL|0.4.0.0/16||IGP|0.4.0.0|0|0|||||
>
> c-bgp couldn't interpret LOCAL as an IP address or an ASN.
>
> BR,
> Bruno
>
>
> On 27/02/16 01:58, Roderick wrote:
>> Dear all,
>>
>> I am trying to load RIBs in CBGP routers (this is compulsory for 
>> scaling down the AS topology.).
>>
>> So, I am using the script (1_load_topology_v5.pl). An example of MRT 
>> file I want to load is "modified_RIB-4.txt" that contains the RIB of 
>> AS4.
>>
>> When I try to load the whole file, I can not:
>>
>> cbgp> init.
>> cbgp> bgp topology load 01_topology_to_load.txt
>> cbgp> bgp topology install
>> cbgp> bgp topology policies
>> cbgp> bgp topology run
>> cbgp> sim run
>> cbgp> bgp router AS4 load rib modified_ribs/modified_RIB-4.txt
>> *Error: command failed*
>>  +-- reason: could not load "modified_ribs/modified_RIB-4.txt" (plop, 
>> at line XX)
>> cbgp> bgp router AS4 load rib modified_ribs/modified_RIB-4.txt
>> *Error: command failed*
>>  +-- reason: could not load "modified_ribs/modified_RIB-4.txt" (plop, 
>> at line XX)
>>
>>
>> But when I try with small part of it (test.txt), It does load 
>> (sometimes it does not and I get the same error):
>>
>> cbgp> bgp router AS4 load rib test.txt
>> cbgp> bgp router AS4 show rib *
>> cbgp> sim run
>>
>>
>> You’ll also remark that I after loading the file, nothing appears  in 
>> the rib (after launching bgp router AS4 show rib *).
>>
>> 1- Does the size of the MRT file matter ?
>>
>> 2- Why doesn’t the routes appear in the RIB after loading and running 
>> sim run?
>>
>> 4- Do you have any advice on how I should proceed ? Isn’t the format 
>> of the MRT file right (I am quite sure of it)?
>>
>> 3- The other option I have is to use virtual peers and feed the 
>> routers with update messages.  Have you ever used a virtual peer to 
>> feed updates messages in a CBGP router ? If yes, what setup do you 
>> advice me ?
>>
>>     PS: If I choose that option, I would need about 600 virtual peers.
>>
>> Thank you for your help,
>>
>> Best regards,
>>
>> Roderick
>>
>>
>
>
>
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