Sounds to me that ISP 2 does not have the correct BGP setup to advertise
your real IP's
in the case of ISP 1 falling over or problems with link to ISP 1.
----- Original Message -----
From: "Vivek Singh"
To:
Sent: Monday, May 21, 2001 2:23 PM
Subject: Strange Q [7:5214]
> Hello all,
>
> I am perplexed by this scenario, wud appreciate yr comments.
>
>
> 1. Cisco router connected thru BRi port to an isp
>
> 2. Ethernet post of the router connected to a hub.
>
> 3. one NIc of an NT server with a Public address goes that hub
>
> 4. One TA also goes to serial port of NT server
>
> 5. As soon as TA makes and an connection to an other ISP, you can not
reach
> the public IP address i.e point 3
>
>
> -----------
>
> observation
>
> as soon as TA makes an connection to second ISP, new default route is
> created with and metric of 1 and existing default route thru that route is
> downgraded to metric 2.
>
> ----------
>
> Question
>
> How come traffic from router -> Server is affected by changes of default
> route on server i.e charters tic of server-> router traffic.
>
> point to be noted is that I can still reach servers public IP from the
> router but not if I take bri port as a source.
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http://www.groupstudy.com/list/cisco.html
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