Cisco Site2Site VPN problem with “Fail to allocate ip address”

Today I configured a site2site VPN on a Cisco Router. The remote device was a Palo Alto. Phase 1 was working correctly but we got problems with Phase 2, the debug logs said: *Aug 15 09:13:06.899: ISAKMP:(6035):Total payload length: 12 *Aug 15 09:13:06.899: ISAKMP:(6035): sending packet to 80.70.60.50 my_port 500 peer_port 500 (R) MM_KEY_EXCH *Aug 15 … Read more