RE: Pb with as-path access-list

From: Dave Beattie (Dave@beattiesnet.co.uk)
Date: Thu Jul 26 2007 - 11:02:53 ART

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50 and 60 don't match [1-9]+ should be [0-9]+

Dave

________________________________

From: nobody@groupstudy.com on behalf of Bit Gossip
Sent: Sun 7/22/2007 9:47 PM
To: ccielab
Subject: Pb with as-path access-list

Group,
why '100 54 50 60' doesn't pass the as-path access-list?
Thanks, bit.

Rack1R2#show ip bgp
BGP table version is 35, local router ID is 150.1.2.2
Status codes: s suppressed, d damped, h history, * valid, > best, i -
internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete

Network Next Hop Metric LocPrf Weight Path
*>i0.0.0.0 129.1.17.7 0 1000 0 100 i
* 129.1.124.4 0 500 0 100 i
*> 28.119.16.0/24 129.1.124.4 0 100 54 i
* i 129.1.13.1 0 100 0 100 54 i
*> 28.119.17.0/24 129.1.124.4 0 100 54 i
* i 129.1.13.1 0 100 0 100 54 i
*>i112.0.0.0 129.1.13.1 0 100 0 100 54 50
60 i
*>i113.0.0.0 129.1.13.1 0 100 0 100 54 50
60 i
*> 114.0.0.0 129.1.124.4 0 100 54 i
* i 129.1.13.1 0 100 0 100 54 i
*> 115.0.0.0 129.1.124.4 0 100 54 i
* i 129.1.13.1 0 100 0 100 54 i
*> 116.0.0.0 129.1.124.4 0 100 54 i
* i 129.1.13.1 0 100 0 100 54 i
*> 117.0.0.0 129.1.124.4 0 100 54 i
* i 129.1.13.1 0 100 0 100 54 i
*> 118.0.0.0 129.1.124.4 0 100 54 i
* i 129.1.13.1 0 100 0 100 54 i
*> 119.0.0.0 129.1.124.4 0 100 54 i
* i 129.1.13.1 0 100 0 100 54 i
*> 129.1.0.0 0.0.0.0 32768 i
*> 129.1.3.0/25 129.1.23.3 2172416 32768 i
*> 129.1.3.128/25 129.1.23.3 2172416 32768 i
*> 129.1.17.0/24 129.1.23.3 70442752 32768 i
* i 129.1.13.1 0 100 0 i
*> 129.1.45.0/29 129.1.124.4 0 0 100 i
* i 129.1.13.1 0 100 0 100 i
*> 129.1.46.0/24 129.1.124.4 0 0 100 i
* i 129.1.13.1 0 100 0 100 i
*> 129.1.58.0/24 129.1.124.4 2 0 100 i
* i 129.1.13.1 2 100 0 100 i
*> 205.90.31.0 192.10.1.254 0 0 254 ?
*> 220.20.3.0 192.10.1.254 0 0 254 ?
*> 222.22.2.0 192.10.1.254 0 0 254 ?
Rack1R2#
Rack1R2#
Rack1R2#show run | i as-path
ip as-path access-list 58 permit ^100(_[1-9]+)*$
Rack1R2#
Rack1R2#
Rack1R2#show ip bgp filter-list 58
BGP table version is 35, local router ID is 150.1.2.2
Status codes: s suppressed, d damped, h history, * valid, > best, i -
internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete

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