From: Leigh Bichard (leigh@clara.co.uk)
Date: Wed Nov 05 2003 - 15:23:50 GMT-3
Rob
Makes sense.
Thanks
Rob Laidlaw writes:
> Good rule of thumb is yes, so everyone is apple to apple. If you have two
> paths, and one guy is using a reference bandwidth of 1gig and the other is
> default, 100m, then the cost will be advertised different in the LSA's. Now
> lets assume that the best path is actually through the box with the
> auto-cost changed because he might have a oc-3 interface as opposed to the
> guy whose still at the default config with his 100 meg Ethernet. if you
> change the cost, on one but not the other, but router with the default
> config will advertise a cost of 1 with his lsa, and the modified router will
> advertise a cost of 6 or 7.
>
> Good rule of thumb is if you change one, change them all.
>
> -Rob
> ----- Original Message -----
> From: "Leigh Bichard" <leigh@clara.co.uk>
> To: <ccielab@groupstudy.com>
> Sent: Wednesday, November 05, 2003 11:31 AM
> Subject: OSPF auto-cost
>
>
>> I can't find a definitive but does auto-cost, if changed, need to be
> applied
>> to all OSPF routers in ALL areas?
>>
>> Thanks
>>
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