From: Duncan Maccubbin (duncan.maccubbin@earthlink.net)
Date: Thu Jul 20 2006 - 13:50:02 ART
Kay,
What method did you use to enable SLA tracking?
-----Original Message-----
>From: Kay D <krsna83@gmail.com>
>Sent: Jul 20, 2006 8:22 AM
>To: Cisco certification <ccielab@groupstudy.com>
>Subject: Issue with Redundancy
>
>Hi ,
> I have a router R with 3 interfaces (serial 0 , Serial 1 , fast
>ethernet 0 ) . I have hosts on a LAN connected to Fast ethernet 0 ,,,
>
>with private ip's(of hosts) getting Source NAT tted to a Serial 0 's ip
>which is connected to an ISP A so that it can reach to the internet
>
>(thru Seria 0) .
>
> Now i have enabled " ip sla monitor" to check if the link to ISP A is up /
>down . If Down ,, the traffic should be sent thru Serial 1 which
>
>leads it to another ISP B and from there to internet .
>
>Problem :
>--------------------
>Lets say that Serial 0 link is down , then i will have to pass the traffic
>onto serial 1 to ISP B .Now if Natting happens before this then there is no
>use .
>
>Is there a way to make ip sla monitor to remove the NAT statement or any
>other way to stop the NAT from getting processed
>
>or on second thoughts is NAT intelligent
>
>
>when traffic is sent thru Serial 1 interface (at times of Serial 0 link
>failure ) .
>
>
>
>Please bear with me for a slight OT question ,,,,,
>
>
>Thanks
>
>Kay
>
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