Oops. The first BGP should have been igp. Sent from my iPhone
On Feb 26, 2012, at 1:56 PM, Rob Pool <[email protected]> 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 _______________________________________________ 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
