Re: EIGRP - RTO value - 3d Try

From: Gary Duncanson (gary.duncanson@googlemail.com)
Date: Tue Jul 03 2007 - 15:12:27 ART


RTO (Retransmit timeout) for your updates queries and replies is typically 6
x Smooth Round Trip Time.
Minimum RTO is 200ms
Maximum RTO is 5000 ms (5 second)

RTO 5000 can be indicative of a unidirectional link problem.
http://www.ciscopress.com/articles/article.asp?p=27839&rl=1

HTH
Gary
----- Original Message -----
From: <ccie2k4@gmail.com>
To: "Cisco certification" <ccielab@groupstudy.com>
Sent: Tuesday, July 03, 2007 1:18 PM
Subject: Fwd: EIGRP - RTO value - 3d Try

> Hi, my 3d try. pls help. thx
>
> ---------- Forwarded message ----------
> From: ccie2k4@gmail.com <ccie2k4@gmail.com>
> Date: Jun 30, 2007 9:37 PM
> Subject: EIGRP - RTO value
> To: ccielab@groupstudy.com
>
> Hi, can anyone please confirm if it is normal to have a RTO value of 5000
> in
> the output of a show ip eigrp neighbors. I seem to be seeing this in a lot
> of devices. The RTO counter as defined means that "the amount of time that
> EIGRP will wait to retransmit a reliable packet from the retransmission
> queue." I have read examples and seen a couple of posts that lean towards
> saying that this isn't good however I am not so certain if this is true or
> not. There seem to be no problems on the links (not dropping any pings)
> and
> the drop counters are not incrementing. The Q cnt is 0 which I am sure is
> good. Could someone please confirm the RTO counter. Thx
>
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