On Tue, 20 Jan 2026 18:25:42 +0100 Ramiro Aceves <ea1abz%gmail.com@localhost> wrote: > And then it works again from the local network. This may be related to > the absence of the PersistentKeepalive = 20 parameter that comes in the > configuration file sent by email from the tunnel provider and that does > not exist in NetBSD implementation of WireGuard. If I'm not mistaken, persistent keepalive setting is sometimes needed for NAT firewalls that keep state. You can try running ping in a while loop every 10 seconds and see if this resolves connectivity issues.