16.
Which of the following are valid ways to refer only to host 172.16.30.55 in an IP access list? 1. 172.16.30.55 0.0.0.255 2. 172.16.30.55 0.0.0.0 3. any 172.16.30.55 4. host 172.16.30.55 5. 0.0.0.0 172.16.30.55 6. ip any 172.16.30.55

17.
If you wanted to deny FTP access from network 200.200.10.0 to network 200.199.11.0 but allow everything else, which of the following command strings is valid?

18.
Which of the following series of commands will restrict Telnet access to the router?

19.
Which of the following commands connect access list 110 inbound to interface ethernet0?