strange routes advertisement problem

hi all, I have a question regarding announcement of routes via BGP. Well we are an INTERNET BACKBONE FOR our customers who are ISPs . As a result we have many upstream providers like AT&T , ABOVENET etc. Recently our customers just have this new network blocks namely 146.222.185.0 /24, 146.2

Re: strange routes advertisement problem

Hmmm.. Looks like somobody inject this routes into IGP and does auto-summary at him exiting router. suaveguru wrote: > > hi all, > I have a question regarding announcement of routes via > BGP. > > Well we are an INTERNET BACKBONE FOR our customers who > are ISPs . > > As a result we have many

Re: strange routes advertisement problem

>hi all, >I have a question regarding announcement of routes via >BGP. > >Well we are an INTERNET BACKBONE FOR our customers who >are ISPs . As a result we have many upstream providers like AT&T >, ABOVENET etc. Do your contracts with them explicitly say they will readvertise every route you se

Re: strange routes advertisement problem

thanks , but can you be more precise who does auto-summmary and injecting routes into IGP my customer or his customer or my upstream providers regards, suaveguru --- Ilya Mazhara <[EMAIL PROTECTED]> wrote: > Hmmm.. Looks like somobody inject this routes into > IGP > and does auto-summary at him

Re: strange routes advertisement problem

You send several /24 routes, your upstream : - 1st choice: upstream doing atomic agregation - 2nd: upstream insert into IGP->.IGP->BGP with auto-summary thats default->at ATT You see class B net. By the way the ASpath is right? suaveguru wrote: > > thanks , but can you be more precise who

Re: strange routes advertisement problem

>thanks , but can you be more precise who does >auto-summmary and injecting routes into IGP my >customer or his customer or my upstream providers > > >regards, > >suaveguru 1. In global Internet operations, no one should do auto-summary. Summarization needs to be planned. 2. It is rarely