OSPF Question
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04-26-2009 02:45 AM - edited 03-04-2019 04:31 AM
I have a problem....we have link to distribution switch...which was working fine...but now it is flapping continously...and ospf is flooding the network.My question is how to stop the ospf flooding?
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Routing Protocols
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04-26-2009 03:13 AM
Hello Nishant,
if you have a multi-area OSPF domain the ABR node can:
a) create one or more summary routes to hide the flapping routes
area x range x.y.z.0 mask m1.m2.m3.m4
b) eventually you could implement a filter between areas at ABR using area filter-list command
inside a single area you cannot filter the ospf LSA updates.
the only thing you can do until the link is not stable again is to passive the flapping link
router ospf 10
passive-interface gx/y
Hope to help
Giuseppe
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04-26-2009 09:05 PM
Thanks Giuseppe
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04-26-2009 09:05 PM
Thanks Giuseppe
