Thanks Marko.
Sent from my iPhone On Nov 13, 2012, at 6:41 PM, "Marko Milivojevic" <[email protected]> wrote: > I believe it refers to the fact that the route itself is perfectly fine - has > all the mandatory attributes, wasn't rejected by filters, etc. > > -- > Marko Milivojevic - CCIE #18427 (SP R&S) > Senior CCIE Instructor - IPexpert > > :: This message was sent from a mobile device. I apologize for errors and > brevity. :: > > On Nov 13, 2012, at 7:38, imad Abdallah <[email protected]> wrote: > >> This is the cause of my confusion. >> Shouldn't the route be invalid if next_hope is unreachable? >> Or the term "valid" in show ip bgp xxxx denotes a different meaning? >> What about show ip bgp, the route is for sure not denoted as best (>), yet >> it's still denoted as valid (*)!! >> >> Sent from my iPhone >> >> On Nov 13, 2012, at 6:32 PM, "Marko Milivojevic" <[email protected]> wrote: >> >>> Next hop is not reachable. >>> >>> -- >>> Marko Milivojevic - CCIE #18427 (SP R&S) >>> Senior CCIE Instructor - IPexpert >>> >>> :: This message was sent from a mobile device. I apologize for errors and >>> brevity. :: >>> >>> On Nov 12, 2012, at 18:01, imad Abdallah <[email protected]> wrote: >>> >>>> Here's the relevant outputs: >>>> >>>> sh ip bgp 110.0.0.0 >>>> BGP routing table entry for 110.0.0.0/8, version 0 >>>> Paths: (1 available, no best path) >>>> Not advertised to any peer >>>> 54 50 60, (Received from a RR-client) >>>> 23.0.0.3 (inaccessible) from 12.0.0.2 (2.2.2.2) >>>> Origin IGP, metric 0, localpref 100, valid, internal >>>> >>>> show ip rou 23.0.0.3 >>>> % Network not in table >>>> >>>>> From: [email protected] >>>>> Date: Tue, 13 Nov 2012 04:50:11 +0300 >>>>> To: [email protected] >>>>> CC: [email protected] >>>>> Subject: Re: [OSL | CCIE_RS] BGP Valid Routes >>>>> >>>>> When i run sh ip bgp ipaddress >>>>> It say: >>>>> >>>>> Bestpath 0. >>>>> >>>>> Not advertised to any neighbor. >>>>> >>>>> But it is still considered valid! >>>>> >>>>> Sent from my iPhone >>>>> >>>>> On Nov 13, 2012, at 4:46 AM, "Samir Idris" <[email protected]> wrote: >>>>> >>>>>> where do you see it as valid? Locally? >>>>>> >>>>>> On Tuesday, November 13, 2012, imad Abdallah <[email protected]> >>>>>> wrote: >>>>>>> Hi All, >>>>>>> What's Cisco's criteria on setting a BGP route as valid?I used to think >>>>>>> that the route must pass a series of check including "check if >>>>>>> NEXT_HOPE is reachable". But I did a small lab where the NEXT_HOPE is >>>>>>> unreachable but the BGP route still shows as "valid"!Couldn't find a >>>>>>> clear answer from Cisco documentation. >>>>>>> _______________________________________________ >>>>>>> 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 >>>>>> >>>>>> -- >>>>>> Samir Idris >>>>> _______________________________________________ >>>>> 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
