Can´t to see the traffic by the vpn

Can you explain more on your first question. Second one is, you cannot edit vpn settings from Network>Zones section because VPN Zone is predefined on software. You can edit it from System>Administration>Device Access

Yeah, i cannot ping the involved networks and a don´t know why. I have configured the VPn site-to-site and the policies on Protect/firewall.

Both sides:

Yeah, i cannot ping the involved networks and a don´t know why. I have configured the VPn site-to-site and the policies on Protect/firewall.

Both sides:

Now, the networks is working properly.