Sophos XGS Radius configuration failed

Hello, We are currently adding authentication via a Radius server on the firewall. Unfortunately, we always get the following message when testing. Does this mean that the username and password are wrong...
AD Authentication Time-out

This issue just started on Sunday, reoccurred just now. Remote VPN login times-out. I've narrowed it down to an issue with the FW connecting to AD. The "Test Connection" failed. A reboot of the FW fixes...
Cannot establish NTLM Authentication channel

Lots of posts about this. Here is an example. AD SSO - Cannot establish NTLM authentication channel with xxx Seems like the recommendation is to disable AD SSO in all zones. But what if we want SSO...
Radius Authentication over SD-WAN

I have radius authentication working locally from the Sophos Firewall to the local radius server for both VPN and for WiFi authentication, however I am unable to get the authentication working from the...
Sophos XGS v20.0.2 - Heartbeat service dead - Decryption of passphrase is failed

Hello, we performed a firewall migration from an XG450 model to the XGS4500 model last weekend. The firewalls are in a HA configuration. The migration process worked seamlessly. The primary firewall...