Source and Destination NAT for Site to site VPN

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Source and Destination NAT for Site to site VPN

L1 Bithead

Hello,

 

I'm trying to configure a site-to-site vpn with between two organizations.

 

 

Our internal IP range is conflicting with the other organization network, so we are trying implement Source and Destination NAT 

The VPN tunnel is up, but I'm struggling to NAT Source and Destination.  

 

 

Route : 172.25.255.0/29 via Tunnel.50

 

Capture.JPG

 

 

The NAT policy Configured as below. 

 

Capture1.JPG

 

Tunnel Interface

Tunnel.JPG

 

 

Session Flow

 

 

FLOW.JPG

 

Traffic Logs

traffic-logs.JPG

2 REPLIES 2

L1 Bithead

I have a similar problem but the NAT is on the client's peer.
We see traffic but access to hosts does not work.

Cyber Elite
Cyber Elite

Your traffic is not sent into tunnel because post-nat IP matches to your local subnet and it is routed to trust zone.

You should set up NAT on both sides by applying SNAT and DNAT for the traffic on both sides.

Enterprise Architect, Security @ Cloud Carib Ltd
Palo Alto Networks certified from 2011
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