https://community.checkpoint.com/t5/Spark-Firewall-SMB/Site-to-Site-VPN-with-NATED-DEVICE-in-SMP/m-p/138547#M6207 <P>I dont believe it would be a limitation...have you tried running vpn debug to see why it fails? Where is it failing, phase 1 or 2? Which packet?</P> Sun, 16 Jan 2022 14:35:39 GMT the_rock 2022-01-16T14:35:39Z https://community.checkpoint.com/t5/Spark-Firewall-SMB/Site-to-Site-VPN-with-NATED-DEVICE-in-SMP/m-p/138522#M6206 <P>Hi,</P><P>&nbsp;</P><P>I had added two NATED gateways and Non Nated&nbsp; devices in SMP and unable to establish VPN between Nated and Non Nated devices and between Nated and Nated devices.</P><P>Am able to establish VPN between Non nated devices. I could see the UDP port 4500 in the firewall but the tunnel is not establishing.</P><P>Is this the limitation with Nated devices in SMP.</P> Sat, 15 Jan 2022 17:08:26 GMT https://community.checkpoint.com/t5/Spark-Firewall-SMB/Site-to-Site-VPN-with-NATED-DEVICE-in-SMP/m-p/138522#M6206 sajin 2022-01-15T17:08:26Z https://community.checkpoint.com/t5/Spark-Firewall-SMB/Site-to-Site-VPN-with-NATED-DEVICE-in-SMP/m-p/138547#M6207 <P>I dont believe it would be a limitation...have you tried running vpn debug to see why it fails? Where is it failing, phase 1 or 2? Which packet?</P> Sun, 16 Jan 2022 14:35:39 GMT https://community.checkpoint.com/t5/Spark-Firewall-SMB/Site-to-Site-VPN-with-NATED-DEVICE-in-SMP/m-p/138547#M6207 the_rock 2022-01-16T14:35:39Z