I am reluctant to reply to someone who gives no hint of having googled the question they're asking, but here you go... https://www.sonicwall.com/support/knowledge-base/how-to-migrate-settings-from-ge… (View Post)

The client randomly generates the source port. The port is not "open" in any meaningful sense. It will not accept new connections from anywhere, it will only accept packets from the destina… (View Post)

If your issue is that your firewall should have one specific IP and you want an alert when it gets a different IP, then I would sign up for some external monitoring service and ping your firewall fro… (View Post)

Use access rules to control access if it's going to be asymmetric. It is better if both sides agree on subnets at either end of tunnel because otherwise you get noise in the logs every time the VPN r… (View Post)

Logical probing is better because it covers you for a failure further upstream in your ISP's infrastructure. Having it enabled on your backup WAN is still useful because it will log the state of that… (View Post)