Yes, the critical connection is the option to use in this case.
You may also check the leases themselves in /run/systemd/netif/leases and check if the T1/T2/Lifetime are sensible, with each subsequent one higher than the prior. And if not, contact your ISP support to correct those.
Yes, the critical connection is the option to use in this case.
You may also check the leases themselves in /run/systemd/ netif/leases and check if the T1/T2/Lifetime are sensible, with each subsequent one higher than the prior. And if not, contact your ISP support to correct those.