Firewall behind ISP Router

Is there a way to check if the ISP router doesn't supports IKE2 causing IKE2 IPSEC tunnel to fail. A troubleshoot method or guide ? This is to proof to Service Providers that the problem lies in their...
Firewalls do not connect backup to the internet after ISP goes down and back up

I have two clients that use the same ISP. One client has an XGS87 and the other XGS116. The ISP does scheduled maintenance at night knocking the firewall offline. My clients will have to power cycle the...
Sophos Home Firewall erkennt keine APs

Hallo Community, ich habe ein Problem mit meiner Sophos Home Firewall. Ich habe eine XG135 Rev2 mit der Firmware 19.5.3 MR-3. Lizensiert mit einer Home Lizenz. Ich habe das Problem, dass ich meine...