Configured SSR VPN is down. The VPN gateway is not reachable via the SSR but the VPN gateway is pingable from outside network.
We may see below errors in journal logs
Jun 16 11:16:30.495367 asxxx9 python3.6[27488]: plugins.ipsec_client.router.controller.tunnel_status - preparing tunnel down details: Tunnel Azure_vWAN:20.20.20.1 down: No response from Remote Host
Jun 16 11:16:35.527544 asxxx9 pluto[28372]: "ipsec-client-tunnel-Azure_vWAN-primary-0" #140: STATE_PARENT_I1: retransmission; will wait 16 seconds for response
Restarting the ipsec service might fix the issue.
systemctl restart [email protected]