you may wish to share the output of this show command *do sh ip ro 11.1.1.1*
This should be helpful in resolving the issue. On 26 February 2012 20:06, Kim Pedersen <[email protected]> wrote: > Hi, > > ICMP redirect might cause it. > > However, do a sh ip cef exact-route, and make sure as Doug said you don't > have a more specific route to 11.1.1.1 (learned from any IGP or static > route). > > Kim > > On Feb 26, 2012, at 7:56 PM, Rob Pool wrote: > > > If it had the same route in an igp an r would show up because the BGP > route would prevent it from being inserted in the rib. However, a more > specific route in an igp wouldn't prevent the less specific BGP route from > being inserted. > > > > Sent from my iPhone > > > > On Feb 26, 2012, at 1:49 PM, <[email protected]> wrote: > > > >> If it had a more specific route from another protocol, wouldn't a "r" > for "rib failure"show up for the route in the "sh ip bgp" command? > >> > >> Could an ICMP redirect from 10.1.12.1 is causing this? > >> > >> Doug > >> -------- Original Message -------- > >> Subject: Re: [OSL | CCIE_RS] Local Preference issue. > >> From: Rob Pool <[email protected]> > >> Date: Sun, February 26, 2012 10:41 am > >> To: Benny Sumardy <[email protected]> > >> Cc: CCIE ONLINE STUDY LIST <[email protected]> > >> > >> My guess would be that you have a more specific route being provided by > an igp or static route. > >> > >> Sent from my iPhone > >> > >> On Feb 26, 2012, at 12:05 PM, Benny Sumardy <[email protected]> > wrote: > >> > >>> > >>> Hi, > >>> > >>> Applied a local pref value for network 11.0.0.0 (as shown below), so > the best route will prefer 10.1.12.1 (3 hops) than 10.1.14.1 (1 hop). > >>> But when I do a traceroute, the result still gone through 10.1.14.1. > Can anybody help on what's missing here? Thanks > >>> > >>> Rgds > >>> Ben > >>> > >>> > >>> R4(config-router)#do sib > >>> BGP table version is 7, local router ID is 4.4.4.4 > >>> 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 > >>> *> 1.0.0.0 10.1.14.1 0 400 0 100 i > >>> *>i2.0.0.0 10.1.23.2 0 100 0 i > >>> *>i3.0.0.0 10.1.34.3 0 100 0 i > >>> *> 4.0.0.0 0.0.0.0 0 32768 i > >>> *>i11.0.0.0 10.1.12.1 0 400 0 100 i > >>> * 10.1.14.1 0 0 100 i > >>> R4(config-router)#do trace 11.1.1.1 > >>> > >>> Type escape sequence to abort. > >>> Tracing the route to 11.1.1.1 > >>> > >>> 1 10.1.14.1 12 msec * 0 msec > >>> R4(config-router)#do sir 11.0.0.0 > >>> Routing entry for 11.0.0.0/8 > >>> Known via "bgp 200", distance 200, metric 0 > >>> Tag 100, type internal > >>> Last update from 10.1.12.1 00:01:14 ago > >>> Routing Descriptor Blocks: > >>> * 10.1.12.1, from 10.1.23.2, 00:01:14 ago > >>> Route metric is 0, traffic share count is 1 > >>> AS Hops 1 > >>> Route tag 100 > >>> MPLS label: none > >>> R4(config-router)# > >>> R4(config-router)#do trace 11.1.1.1 > >>> > >>> Type escape sequence to abort. > >>> Tracing the route to 11.1.1.1 > >>> > >>> 1 10.1.14.1 4 msec * 4 msec > >>> R4(config-router)# > >>> > >>> _______________________________________________ > >>> For more information regarding industry leading CCIE Lab training, > please visit www.ipexpert.com > >>> > >>> Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > >>> > >>> http://onlinestudylist.com/mailman/listinfo/ccie_rs > >> _______________________________________________ > >> For more information regarding industry leading CCIE Lab training, > please visit www.ipexpert.com > >> > >> Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > >> > >> http://onlinestudylist.com/mailman/listinfo/ccie_rs > > _______________________________________________ > > For more information regarding industry leading CCIE Lab training, > please visit www.ipexpert.com > > > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > > > > http://onlinestudylist.com/mailman/listinfo/ccie_rs > > > > // Freedom Matters > CCIE #29189 > http://www.packet-forwarding.net > > > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > > http://onlinestudylist.com/mailman/listinfo/ccie_rs > -- -- Olugbenga Oyebande MD, DAIT 234-803-302-5287 http://www.dait-ng.com Cisco Networks, Network Security & Quality of Service DAIT Linux Enterprise Network Servers, Web Portal Projects Broadband Internet Deployment & ISP Consultancy _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com http://onlinestudylist.com/mailman/listinfo/ccie_rs
