nanog mailing list archives
Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers.
From: Jimmy Hess <mysidia () gmail com>
Date: Wed, 11 Jun 2014 04:07:22 -0500
On Wed, Jun 11, 2014 at 1:28 AM, Saku Ytti <saku () ytti fi> wrote:
On (2014-06-10 12:39 -0500), Blake Hudson wrote: There is nothing to summarize away from global BGP table, if you have number showing less, it's probably counter bug or misinterpretation. Global BGP table, single BGP feed, will take same amount of RIB and FIB.
[snip] That depends.... if by "summarize" they mean filter prefixes longer than say /22, or otherwise...: discard extraneous prefixes from networks that were allocated a /16 network but chose to deaggregate and advertise every /24 ------ choosing to accept only the /16 advertisement instead of installing these extra /24 routes in the FIB, then there are plenty of entries to "summarize" away. -- -JH
Current thread:
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers., (continued)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers. Łukasz Bromirski (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers. joel jaeggli (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers. Blake Hudson (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers. Łukasz Bromirski (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers. Mark Tinka (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers. joel jaeggli (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers. Blake Hudson (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers. Matthew Petach (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers. Blake Hudson (Jun 11)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers. Łukasz Bromirski (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers. Saku Ytti (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600 routers. Jimmy Hess (Jun 11)
- RE: Getting pretty close to default IPv4 route maximum for 6500/7600 routers. John van Oppen (Jun 10)