[c-nsp] OSPF clarification
Drew Weaver
drew.weaver at thenap.com
Mon Nov 30 09:39:16 EST 2009
Hi,
If you have your entire network in a single area (area 0), is it normal that when a VLAN on any switch in that area flaps that all of your routes in OSPF 'reset'?
I don't mean a 'neighbor' VLAN, I mean just any old VLAN with an IP address assigned to it.
Last update from x.x.x.x on Vlan4061, 00:08:42 ago
I mean the 'timers' seem to reset for every single route in OSPF anytime a single VLAN anywhere goes down.
If this is intended, which I am still not sure of, what would be the proper way to 'area' a datacenter?
It doesn't seem like there would be a way to do it so that just the route attached to said VLAN that is flapping would be removed/re-inserted unless you put each VLAN in a separate area.
thanks,
-Drew
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