how to configure nat on shorewall for overlapping networks?

Question

we have two servers with overlapping networks, both servers using shorewall as default firewall, both servers connected via l2l vpn strongswan, as networks overlapping we have connectivity issue. how to nat this networks on shorewall? both server ubuntu 18.04

pwilson · Answer

Netmap via IPtables. Suggest you read the docs:
https://shorewall.org/netmap.html

how to configure nat on shorewall for overlapping networks?

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