From: Luan Nguyen (luan.m.nguyen@gmail.com)
Date: Thu Jan 17 2008 - 01:11:41 ARST
Yep.
Delay down set to 10 seconds with your ping frequency at 2 seconds would
give you a few more pings.
If during this time, your line is back up, then delay down timer set back to
0 and start over.
-lmn
On Jan 16, 2008 1:22 AM, YourPal <dearprudence28@gmail.com> wrote:
> Hi Joe,
>
> I have used this Reliable Static Routing Backup Using Object Tracking
> feature before. I have the following config:
>
> !
> ip sla monitor 1
> type echo protocol ipIcmpEcho 150.1.1.1 source-ipaddr 150.1.6.6
> timeout 1000
> frequency 2
> ip sla monitor schedule 1 life forever start-time now
> !
> track 1 rtr 1
> !
> ip route 172.16.1.0 255.255.255.0 1.1.1.1 track 1
> !
>
> My understanding is, as soon as one ping fails, the track object will go
> down. What I want is, at least a few consecutive pings time out before it
> goes down.
>
> How to achieve this? Using the "delay" command under the track object?
> Appreciate if you can provide a sample config.
>
>
> Thank you.
>
> BR,
> Emil
>
>
> On 1/8/08, Joseph Brunner <joe@affirmedsystems.com> wrote:
> >
> > By default static routes only "fail" if the interface loose line
> protocol
> > or
> > link (layer 2 and 1 respectively).
> >
> > You need to learn to use IP SLA to reliably track static routes with a
> > ping,
> > so they can see beyond the directly connected / next hop interface for
> > reliability reasons.
> >
> > That being said, check out General Scott Morris's excellent post on
> > tcpmag.com on using sla's to track static routes.
> >
> > -Joe
> >
> > http://tcpmag.com/qanda/article.asp?EditorialsID=348
> >
> >
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> > john
> > white
> > Sent: Monday, January 07, 2008 10:40 AM
> > To: ccielab@groupstudy.com
> > Subject: EIGRP and Static Routing failover
> >
> > Hi All,
> >
> > I have a router A that connects to Router B and Router C. Router B in
> turn
> > connects to another Router D. Router C also connects to Router D but via
> > another router X.
> >
> > Hence there are 2 paths on the network from router A to router D
> >
> > i.e Path1: A ----- B -------- D and Path 2: A -------- C
> -------X
> > -------D
> >
> >
> > Path 1 has EIGRP configured all the way for all networks i.e Router A
> runs
> > Eigrp with router B which also runs eigrp with router D
> >
> > Path 2 has static routing configured all the way for all networks
> >
> >
> > Routing works perfectly fine with both of them independently .
> >
> > But I need to have them function in automatic failover mode. I.e. once
> the
> > static route fails, the EIGRP-learned route should kick in without
> manual
> > intervention.
> >
> >
> > Right now, if there is a failure between Router C and Router X, the
> EIGRP
> > learned route to Router D's loopback does not kick in and so I loose
> > connectivity from Router A to Router D's loopback because the static
> route
> > is still in the routing table cause of its lower AD until I manually
> > intervene but I need the failover to be automated.
> >
> > Which solutions can i use to achieve this automatic failover? I am
> > preparing for my CCIE lab.
> > Thanks
> >
> > BR
> >
> > John White
> >
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