Which statement is correct about tunnel interfaces?

Which is NOT a component of a tunnel interface configuration?

You have created your tunnel interface in the untrust zone. Traffic from the trust zone is able
to enter the tunnel and pass to the destination. However traffic from a different interface in
the untrust zone is not able to pass traffic through the tunnel. You are using a single virtual
router. What could be causing this problem?

You want to minimize the number of IP addresses and subnets in use. How should you
configure your tunnel interface?

You have created your tunnel interface in the untrust zone. Traffic from the trust zone is able
to enter the tunnel and pass to the destination. However traffic from a different interface in
the untrust zone is not able to pass traffic through the tunnel. You are using a single virtual
router. What is causing this problem?

You want to minimize the number of IP addresses, subnets, and policies in use.
How should you configure your tunnel interface?

What are three components of a tunnel interface configuration? (Choose three.)

You are creating route-based VPNs on a NS208. When creating your 101st interface, you
receive an error message and are prevented from creating additional tunnel interfaces. What
would cause this problem?

You have created a route-based VPN. When you try to connect to the remote device you
see the following message in your event log:
No policy exists for the proxy id received
What two (2) things can cause this to occur?

You are creating route-based VPNs on a NS208. When creating your 101st interface, you
receive an error message and are prevented from creating additional tunnel interfaces.
What would cause this problem?