But best practice is out the window in the lab, right? Are we both correct and satisfy the task?
Sorry, but I have this friend and his initials are O.C.D. Sent from my iPhone On Sep 14, 2012, at 1:40 PM, Marko Milivojevic <[email protected]> wrote: > I like what I read. I like it very much :-) > > -- > Marko Milivojevic - CCIE #18427 (SP R&S) > Senior CCIE Instructor - IPexpert > > On Fri, Sep 14, 2012 at 8:29 AM, Joe Sanchez <[email protected]> wrote: >> Nick, when I did this lab I thought the same thing, but after looking at >> the idea of using some other method of learning the lo0 via BGP and an IGP I >> thought about how would the backdoor command come into play; which it would >> never help because if you loose the IGP route and the 1.1.1.1 was populated >> into the BGP table, we would drop the connection anyways, therefore removing >> the network statement from R1 was the only logical answer I could come up >> with. In this particular case there is a single connection with two peers >> from R1s perspective. >> >> Regards, >> Joe Sanchez >> >> ( please excuse the brevity of this email as it was sent via a mobile >> device. Please excuse misspelled words or sentence structure.) >> >> On Sep 14, 2012, at 8:03 AM, Nick Bonifacio <[email protected]> wrote: >> >>> Spoiler alert: Do not read ahead if you have not done this lab/question >>> yet! >>> >>> >>> Ticket 5 is as follows: >>> "The BGP peering between R1 and R2/R4 is flapping and needs to be >>> stabilized. Please correct the problem." >>> >>> >>> From my first look at R2 and R4, it appears that they are learning about >>> 1.1.1.1 (update source) through BGP which would of course cause problems. >>> The solution is to remove network 1.1.1.1 mask 255.255.255.255 from router >>> 1, but to me this seems like it would go against "keep the spirit of the >>> config". >>> >>> What I did on R2 and R4: >>> >>> >>> router bgp 2456 >>> network 1.1.1.1 mask 255.255.255.255 backdoor >>> >>> This makes the preferred route to 1.1.1.1 over OSPF instead of BGP by >>> making the distance of the 1.1.1.1 route 200 and keeps the config intact. >>> >>> Is this a better/worse solution? Do I not understand the function of the >>> BGP backdoor? >>> >>> thanks, >>> Nick >>> _______________________________________________ >>> 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
