Computer Networking
Which of the following is a wrong example of network layer?

X.25 level 2-ISO
Internet Protocol (IP) - ARPANET
Source routing and domain naming-USENet
X.25 Packet Level Protocol (PLP)-ISO

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Computer Networking
You have created a named access list called Blocksales. Which of the following is a valid command for applying this to packets trying to enter interface s0 of your router?

(config)# ip access-group 110 in
(config-if)# ip access-group Blocksales in
(config-if)# ip access-group 110 in
(config-if)# blocksales ip access-list in

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Computer Networking
The term 'duplex' refers to the ability of the data receiving stations to echo back a confirming message to the sender. In full duplex data transmission, both the sender and the receiver

can do one way data transmission only
can send or receive data one at a time
None of these
cannot talk at once
can receive and send data simultaneously

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