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

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Computer Networking
The packets switching concept was first proposed

None of these
in the early 1960s for military communication systems, mainly to handle speech
in the late 1980s for the Defense Ministry of US.
All of these
in the late 1950s for Defense Ministry of US

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