problem: IPsec Tunnel status changed
i have 4 tunnel site to site vpn: tz570 (central) to 4 tz 370 (periferical)
in log manu, view notice :
sonicwall IPsec Tunnel status changed IKEv2 IPSec Negotiation Done
Why? It's an error?
The option Keep aliv is active on 3 tz periferical
Sometime, tunnel go down and up in 3 minutesand i lost connection...
In attach, two examples