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VRF TO VRF NAT overload

shivani.sharma
Level 1
Level 1

I have a customer VRF and an Internet VRF on my router. I need to route some traffic from customer VRF to internet and in order to do this I will have to nat the customer vrf traffic going to internet to "Internet" vrf and do a NAT overload. Is this possible? If yes, does anyone has a working configuration lines for this setup? I looked and all I see is VRF to GLOBAL nat configurations. Please share if anyone knows how to achieve vrf to vrf NAT overload. Thanks!

2 Replies 2

Hello

Add a default to the lan vrf and enable domainless nat  (no inside/outside) and as domainless nat performs a route lookup before and after translation it should work -review example below:

 

example
ip vrf net
ip vrf lan

int gig0/1
description lan facing
ip vrf forwarding lan
192.168.1.1 255.255.255.0
ip nat enable

 

int gig0/0
description net facing
ip vrf forwarding net
1.1.1.1 255.255.255.252
ip nat enable

 

access-list 1 permit 192.168.1.0 0.0.0.255

ip nat source list 1 interface gig0/0 1.1.1.2
ip route vrf lan 0.0.0.0 0.0.0.0 gig 0/0 1.1.1.2


sh ip nat nvi translations vrf lan


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Kind Regards
Paul
Review Cisco Networking for a $25 gift card