nanog mailing list archives

Re: Receiving route with metric 0


From: Glen Kent <glen.kent () gmail com>
Date: Tue, 6 Dec 2005 08:12:13 +0530


I am a little confused here. You yourself say that a valid metric
starts from 1, then how come 0 be valid for a directly connected
route. Are you saying that seeing a RIP metric of 0 on the wire is
valid?

On 12/5/05, Tony Varriale <tvarriale () comcast net> wrote:

RIP metric of 0 means it's a directly connected route.  Valid metrics are
1 - 15, with 16 used as "dead".

TV
----- Original Message -----
From: "Glen Kent" <glen.kent () gmail com>
To: "NANOG list" <nanog () merit edu>
Sent: Monday, December 05, 2005 4:09 AM
Subject: Receiving route with metric 0



Nanogers,

We are running RIP on one of our small cutomer routers and we are
receiving routes with RIP metric 0. Is this valid? I thought each RIP
router sends a metric of atleast 1, which is also what the RIP RFC
seems to suggest.

Has anyone ever come across such a scenario, i.e seeing RIP routes
with metric 0?

Thanks,
Kent





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