We set it to "auto-cost reference-bandwidth 1000000" everywhere. Should take care of us for a while...
-- Hunter Fuller (they) Router Jockey VBH Annex B-5 +1 256 824 5331 Office of Information Technology The University of Alabama in Huntsville Network Engineering On Wed, Apr 29, 2020 at 10:07 AM Mike <[email protected]> wrote: > > Hello, > > Is there a recommended 'modern default' for ip ospf auto-cost > reference-bandwidth, to account for the fact that modern networks have > 1g and faster interfaces? > > My core equipment all has 10G and 1G interfaces today, and it seems > to me that if I set the reference-bandwidth to 100gbps, Im not losing > anything, but gaining a useful distinction between the modern > 1g,10g,40g,and 100g interfaces of today. I understand the necessity of > setting this on all routers in the network, however, I do have some > older equipment (cisco 7201) doing T1 aggregation that also has 1g > interfaces with nothing higher, so I am wondering the practicality of > maybe just skipping this default change on that and like gear? These > devices are at the edge and further only have single uplink connections > to the core so it would seem safe to not worry about this here. > > > Thank you. > > > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
