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NAT help..8.4(6)

Hello..

I am looking to establish GRE over IPSec tunnel through ASA, chanllenge is that at one end i have to NAT tunnel source ip with a public ip to tunnel destinationand other end will perform NO NAT. I am suprised..will tunnel come up  after configuration. Willl to  both end be able to ping tunnel destination ip taking source ip.

Pls help.

---------------------------------------------------------

One end--

int loopback 5

ip address 2.2.2.2 255.255.255.255

int tunnel 10

ip address 192.168.10.1 255.255.255.252

keepalive 3 10

tunnel source loopback 5

tunnel destination 3.3.3.3

-------------------------------------------------------------

remote end-

----------------------------------------------------------

int loopback 5

ip address 3.3.3.3 255.255.255.255

int tunnel 10

ip address 192.168.10.2 255.255.255.252

keepalive 3 10

tunnel source loopback 5

tunnel destination 2.2.2.2

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