Day 43

1. Keepalives are disabled by default on a GRE tunnel, so the tunnel interface will show up even if the remote side has gone down.

2. Once you know the two endpoints of the tunnel, you need to add either a routing protocol or static routes so that traffic can be routed correctly.

3. Your boss asks you to permit GRE on your access list. What do you configure?

4. Which commands are necessary to configure a GRE tunnel? (choose all that apply)