Comments on: OSPF MTU Mismatch Issue http://blog.internetworkexpert.com/2008/01/08/ospf-mtu-mismatch-issue/ Helping you become a Cisco Certified Internetwork Expert Fri, 05 Sep 2008 15:07:56 +0000 http://wordpress.org/?v=2.5.1 By: daghighi http://blog.internetworkexpert.com/2008/01/08/ospf-mtu-mismatch-issue/#comment-1012 daghighi Wed, 02 Apr 2008 18:59:17 +0000 http://blog.internetworkexpert.com/2008/01/08/ospf-mtu-mismatch-issue/#comment-1012 I usually use solution B, but in some cases, it was enough to configure "ip ospf mtu-ignore" on the switch, and in some other cases, I had to configure "ip ospf mtu-ignore" on both the switch AND the router. I had not been able to identify why. Any hint ? Thanks, Navid I usually use solution B, but in some cases, it was enough to configure “ip ospf mtu-ignore” on the switch, and in some other cases, I had to configure “ip ospf mtu-ignore” on both the switch AND the router.

I had not been able to identify why. Any hint ?

Thanks,
Navid

]]> By: Vladimir http://blog.internetworkexpert.com/2008/01/08/ospf-mtu-mismatch-issue/#comment-212 Vladimir Wed, 06 Feb 2008 00:44:31 +0000 http://blog.internetworkexpert.com/2008/01/08/ospf-mtu-mismatch-issue/#comment-212 Which method is preferred for production environment? Changing switch system mtu (any side effects?) or "ip ospf mtu-ignore"? (not taking into account that switch requires reboot to change system mtu, run into it once when IRB bridging on a router to a 3750 switch) Which method is preferred for production environment?
Changing switch system mtu (any side effects?) or “ip ospf mtu-ignore”?

(not taking into account that switch requires reboot to change system mtu, run into it once when IRB bridging on a router to a 3750 switch)

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