Re: sh ip route

From: gs gs <gs4me2me_at_gmail.com>
Date: Tue, 19 Mar 2013 15:53:14 +0100

sorry, but you don't understand me.

my question is: how for IGP to see what route advertise some interface
similar how in BGP we can.

i have this:

sh ip route

D EX 100.100.100.0/24
[170/40960] via 10.10.10.10, 22:29:12, GigabitEthernet0/0.123

and when use pipe to match source 10.10.10.10 or interface g0/0.123 i can't
see what route (100.100.100.0/24) router behind int g0/0.123 is advertised

On Tue, Mar 19, 2013 at 3:30 PM, Tony Singh <mothafungla_at_gmail.com> wrote:

> caveat as ever is to check if the bgp peer supports route-refresh
> capabilities in the initial peering exchange as it's required to
> support received-routes option, to check this do a show ip bgp neig
> command
>
> will be similar to below
>
> Neighbor capabilities:
> Route refresh: advertised and received(new)
> Four-octets ASN Capability: advertised and received
> Address family IPv4 Unicast: advertised and received
> Multisession Capability: advertised and received
>
>
> if it does most newer IOS's do and that command suggests "soft inbound
> reconfiguration is not configured" then try it on real hardware
> assuming it doesn't work & your using iou/gns environments...
>
> otherwise i'd do show ip bgp summary and look out for state/prefixes
> column for how many prefixed received from the peer / or if you have
> access to the advertising router run the same command but ending
> advertised-routes to see what's it's advertising & on the receiving
> router run a debug ip bgp updates to see what it's receiving.....
>
> the regular expression below would still show you neighbor & interface
> outputs using the or variable, ok?
>
> HTH
>
> Tony
>
>
> On 19 March 2013 14:11, Tony Singh <mothafungla_at_gmail.com> wrote:
> > do you know what your looking for?
> >
> > sh ip bgp ipv4 unicast nei x.x.x.x received-routes
> >
> >
> > --
> > BR
> >
> > Sent from my iPhone on 3
> >
> > On 19 Mar 2013, at 13:59, gs gs <gs4me2me_at_gmail.com> wrote:
> >
> > but it wouldn't display network in my example.
> >
> > i looking something what exist in bgp: sh ip bgp neighbors 1.1.1.1
> > received-routes
> >
> >
> > On Tue, Mar 19, 2013 at 2:50 PM, Tony Singh <mothafungla_at_gmail.com>
> wrote:
> >>
> >> you could try matching a bgp neighbor & interface for example
> >>
> >> show ip route | i FastEthernet0/* |172.18.19.*
> >>
> >> this will match any interface FastEthernet0/x & say neighbor 172.18.19.x
> >>
> >>
> >> check regular expressions they can get complex
> >>
> >>
> >>
> http://www.cisco.com/en/US/docs/ios/termserv/configuration/guide/tsv_reg_express_ps6350_TSD_Products_Configuration_Guide_Chapter.html
> >>
> >>
> >> BR
> >>
> >> Tony
> >>
> >>
> >> On 19 March 2013 13:33, Tony Singh <mothafungla_at_gmail.com> wrote:
> >> > sh ip route | i fastEthernet0/0.1
> >> >
> >> > --
> >> > BR
> >> >
> >> > Sent from my iPhone on 3
> >> >
> >> > On 19 Mar 2013, at 13:23, gs gs <gs4me2me_at_gmail.com> wrote:
> >> >
> >> > for example my router has two interfaces and from both receives some
> >> > routes.
> >> > now i want to see what routes comes from each interface.
> >> >
> >> >
> >> >
> >> > On Tue, Mar 19, 2013 at 2:18 PM, Tony Singh <mothafungla_at_gmail.com>
> >> > wrote:
> >> >>
> >> >> Not sure 100% what your asking but have you tried
> >> >>
> >> >> Sh ip route x.x.x.x x.x.x.x longer-prefixes
> >> >>
> >> >> The pipe lets you modify the output of the routing table with append
> >> >> begin
> >> >> section redirect etc etc
> >> >>
> >> >> --
> >> >> BR
> >> >>
> >> >> Tony
> >> >>
> >> >> Sent from my iPhone on 3
> >> >>
> >> >> On 19 Mar 2013, at 13:04, gs gs <gs4me2me_at_gmail.com> wrote:
> >> >>
> >> >> > hi all,
> >> >> >
> >> >> > how to see in sh ip route - route from specific nex-hop, and not
> use
> >> >> > |.
> >> >> >
> >> >> > thanks!
> >> >> >
> >> >> >
> >> >> > Blogs and organic groups at http://www.ccie.net
> >> >> >
> >> >> >
> >> >> >
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Received on Tue Mar 19 2013 - 15:53:14 ART

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