nanog mailing list archives
Re: IS-IS on FRR - Is Anyone Running It?
From: Saku Ytti <saku () ytti fi>
Date: Mon, 6 Apr 2020 08:51:53 +0300
On Sun, 5 Apr 2020 at 11:07, Mark Tinka <mark.tinka () seacom mu> wrote:
plane, we manually set IS-IS to operate at 8,000 bytes. This is due to VMware's limitation to address an MTU larger than 9,000, and we use it to run CSR1000v for our route reflector. So globally, our IS-IS domain runs 8,000 bytes.
I'm not sure what 'globally our IS-IS domain runs 8000 bytes' means. Your LSP MTU is like 1492B, there isn't a mechanism to fragment and reassemble LSP in-transit. ISIS network doesn't support different MTU sizes and I've not heard anyone being brave enough to increase LSP MTU above 1492B. The only thing that is larger in your network is hellos, and I'm not even sure how that works, considering 802.3 cannot signal larger frames than 1500B. -- ++ytti
Current thread:
- IS-IS on FRR - Is Anyone Running It? Mark Tinka (Apr 03)
- Re: IS-IS on FRR - Is Anyone Running It? Jeremy Austin (Apr 03)
- Re: IS-IS on FRR - Is Anyone Running It? Mark Tinka (Apr 07)
- Message not available
- Re: IS-IS on FRR - Is Anyone Running It? Mark Tinka (Apr 04)
- Re: IS-IS on FRR - Is Anyone Running It? John St.Martin (Apr 06)
- Re: IS-IS on FRR - Is Anyone Running It? Mark Tinka (Apr 05)
- Re: IS-IS on FRR - Is Anyone Running It? Randy Bush (Apr 05)
- Re: IS-IS on FRR - Is Anyone Running It? Mark Tinka (Apr 06)
- Re: IS-IS on FRR - Is Anyone Running It? Saku Ytti (Apr 05)
- Re: IS-IS on FRR - Is Anyone Running It? Anoop Ghanwani (Apr 06)
- Re: IS-IS on FRR - Is Anyone Running It? Saku Ytti (Apr 06)
- Re: IS-IS on FRR - Is Anyone Running It? Mark Tinka (Apr 04)
- Re: IS-IS on FRR - Is Anyone Running It? Radu-Adrian Feurdean (Apr 06)
- Re: IS-IS on FRR - Is Anyone Running It? Saku Ytti (Apr 06)
- Re: IS-IS on FRR - Is Anyone Running It? Mark Tinka (Apr 06)
- Re: IS-IS on FRR - Is Anyone Running It? Saku Ytti (Apr 06)
- Re: IS-IS on FRR - Is Anyone Running It? Mark Tinka (Apr 06)
- Re: IS-IS on FRR - Is Anyone Running It? Jeremy Austin (Apr 03)
- Re: IS-IS on FRR - Is Anyone Running It? Mark Tinka (Apr 06)
- Re: IS-IS on FRR - Is Anyone Running It? Radu-Adrian Feurdean (Apr 06)
- Re: IS-IS on FRR - Is Anyone Running It? Mark Tinka (Apr 06)