From: Carlos G Mendioroz (tron@xxxxxxxxxxx)
Date: Sun Jul 07 2002 - 16:31:09 GMT-3
_200_ works ok on 12.1.15, so I guess it's a bug.
Yes, ^200_ would work for routes coming directly from 200, but that's
not the wording of the requirement...
Anthony Pace wrote:
>
> Would ^200_ work?
>
> On Thu, 04 Jul 2002 07:09:53 -0300, "Carlos G Mendioroz"
> <tron@huapi.ba.ar> said:
> > Omer,
> > _ should also match ^, so this is not it, or if it is, it's a bug :-)
> >
> > [See the same page you referred to, _1300_ does account for
> > ^1300(space).]
> >
> > Also, be careful with ^200.*, you would match "2001 100 5 " which is
> > not
> > what is asked for, and you would loose points, or permit transit,
> > depending on
> > the task at hand :-)
> >
> > Regards,
> >
> >
> > Omer Ansari wrote:
> > >
> > > Annu,
> > >
> > > you are using _200_ to match a route coming directly from 200.
> > > i see AS200 is adjacent.
> > >
> > > try ^200.*
> > >
> > > see bgp example at the end of the link:
> > > http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/f
tersv_c/ftsappx/tcfaapre.htm
> > >
> > > let us know if this helps?
> > >
> > > On Tue, 2 Jul 2002, Annu Roopa wrote:
> > >
> > > > Group,
> > > >
> > > > I have a community related question and the scenario
> > > > is as follows.What am i doing wrong ? Scenario is:
> > > >
> > > >
> > > > (AS100)
> > > > r11---------r8---------r10(AS 200)
> > > > iBGP eBGP
> > > >
> > > > There are some Networks (196.196.10.0/175.10.10.0
> > > > etc)coming via R10 to R8.I want to add a community
> > > > string of 100:88 to all routes containing AS 200 and
> > > > send it to R11 from R8.But somehow its not adding it
> > > > rather adding 100:900 when i see it on R11. Whats
> > > > wrong with my logic ?
> > > >
> > > > Here are my configs and show commands.
> > > >
> > > > R8#sr
> > > > Building configuration...
> > > > Current configuration:
> > > > hostname r8
> > > > !
> > > > router bgp 100
> > > > bgp router-id 8.1.1.1
> > > > network 8.1.1.0 mask 255.255.255.0
> > > > neighbor 11.1.1.1 remote-as 100
> > > > neighbor 11.1.1.1 update-source Loopback0
> > > > neighbor 11.1.1.1 next-hop-self
> > > > neighbor 11.1.1.1 send-community
> > > > neighbor 11.1.1.1 route-map address out
> > > > neighbor 180.10.10.1 remote-as 200
> > > > neighbor 180.10.10.1 ebgp-multihop 255
> > > > neighbor 180.10.10.1 update-source Loopback0
> > > > !
> > > > ip bgp-community new-format
> > > > ip as-path access-list 11 permit _200_
> > > > ip as-path access-list 11 deny .*
> > > > !
> > > > route-map address permit 10
> > > > match as-path 11
> > > > set community 100:88
> > > > !
> > > > route-map address permit 20
> > > > set community 100:900
> > > >
> > > > ------------------
> > > > r8#sh ip bgp regexp _200_
> > > > BGP table version is 12, local router ID is 8.1.1.1
> > > > Status codes: s suppressed, d damped, h history, *
> > > > valid, > best, i - internal
> > > > Origin codes: i - IGP, e - EGP, ? - incomplete
> > > >
> > > > Network Next Hop Metric LocPrf
> > > > Weight Path
> > > > *> 10.1.1.0/24 180.10.10.1 0 200 300 i
> > > > *>175.10.10.0/24 180.10.10.1 0 200 300 i
> > > > *> 180.10.10.0/24 180.10.10.1 0 0 200 i
> > > > *> 190.10.10.0/24 180.10.10.1 0 200 300 400
> > > > i*> 192.168.1.0 180.10.10.1 0 200 300 i
> > > > *> 196.196.1.0 180.10.10.1 0 200 300 i
> > > > -------------------------------
> > > > R11#b 196.196.1.0
> > > > BGP routing table entry for 196.196.1.0/24, version 40
> > > > Paths: (1 available, best #1, table
> > > > Default-IP-Routing-Table)
> > > > Advertised to non peer-group peers:
> > > > 1.1.1.2
> > > > 200 300
> > > > 8.1.1.1 (metric 129) from 8.1.1.1 (8.1.1.1)
> > > > Origin IGP, localpref 100, valid, internal, best
> > > > Community:100:900
> > > >
> > > > R11#b 175.10.10.0
> > > > BGP routing table entry for 175.10.10.0/24, version 38
> > > > Paths: (1 available, best #1, table
> > > > Default-IP-Routing-Table)
> > > > Advertised to non peer-group peers:
> > > > 1.1.1.2
> > > > 200 300
> > > > 8.1.1.1 (metric 129) from 8.1.1.1 (8.1.1.1)
> > > > Origin IGP, localpref 100, valid, internal, best
> > > > Community: 100:900
> > > > ---------------------------
> > > >
> > > > Failed to troubleshoot it.Anyone with ideas.
> > > >
> > > >
> > > >
> > > >
> > > >
> > > > =====
> > > > Thanks in advance for ur time and replies.
> > > > Annu.
> > > >
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