Computer Networking
The DoD model (also called the TCP/IP stack) has four layers. Which layer of the DoD model is equivalent to the Network layer of the OSI model?

Host-to-Host
Internet
Application
Network Access

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Computer Networking
If you wanted to deny all Telnet connections to only network 192.168.10.0, which command could you use?

access-list 100 deny tcp 192.168.10.0 255.255.255.0 eq telnet
access-list 100 deny tcp any 192.168.10.0 0.0.0.255 eq 23
access-list 100 deny 192.168.10.0 0.0.0.255 any eq 23
access-list 100 deny tcp 192.168.10.0 0.255.255.255 eq telnet

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Computer Networking
You are working on a router that has established privilege levels that restrict access to certain functions. You discover that you are not able to execute the command show running-configuration. How can you view and confirm the access lists that have been applied to the Ethernet 0 interface on your router?

show ip interface Ethernet 0
show interface Ethernet 0
show ip access-lists
show access-lists

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