[c-nsp] redundant link

[Wojtek Zlobicki]

Double check to see if your media converter already supports this
feature.  On some I have used in the past, this is as simple as
flipping a dip switch.


On 8/17/05, Andris Zarins <andris.zarins at microlink.lv> wrote:
> Hi,
> 
> Advice - keep things simple. Get yourself a pair of converters that
> bring the port up only in case if there is end-to-end connectivity, so
> port will not stay up if you plug out some wires. They will cost you
> some extra money (10-20$), but you wouldn't need to configure anything
> on your networking devices.
> 
> Of course you can go for object tracking too, but I'd definately vote
> against it.
> 
> Hope this helps,
> Andris
> 
> 
> 
> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net
> [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Rey Martin
> Sent: Wednesday, August 17, 2005 8:41 AM
> To: cisco-nsp at puck.nether.net
> Subject: [c-nsp] redundant link
> 
> Hi there..
> 
> im setting up 2 redundant link for our customer, using 2 100fx
> connection.
> however both end using 10/100TX to 100FX converter because both end
> devices
> has only 100TX port available
> 
> the only reason we use 100FX between 2 device (cat 3550 and 3600)
>  was because of the distance (400m+)
> 
> I thought the setup will be straight forward, 2 identical static route
> with
> different administrative distance.
> however when we unplug the cat5 cable on one end, the other end
> interface
> line protocol still shows as "UP"
> (because of the 100TX to 100FX converter) so the failover failed.
> 
> i was thinking to use object tracking (icmp echo),
>  but the "ip route x.x.x.x  y.y.y.y track z" command seems not available
> yet
> for cat 3550.
> although the other commands seems available.
> 
> cat3550(config)#ip route 1.1.1.1 255.255.255.255 2.2.2.2 ?
>   <1-255>    Distance metric for this route
>   name       Specify name of the next hop
>   permanent  permanent route
>   tag        Set tag for this route
>   <cr>
> 
> any help would be highly appreciated!!
> Thanks
> 
> 
> rey
> 
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-- 
----------------------------------------
wojtek.zlobicki at gmail.com