Computer Networking
If an Ethernet port on a router were assigned an IP address of 172.16.112.1/25, what would be the valid subnet address of this host?

172.16.96.0
172.16.0.0
172.16.112.0
172.16.255.0

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Computer Networking
ICMP (Internet Control Message Protocol) is

a protocol that handles error and control messages
a TCP/IP high level protocol for transferring files from one machine to another
a protocol used to monitor computers
a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address
None of these

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

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Computer Networking
Error detecting code is

an error-detecting code based on a summation operation performed on the bits to be checked
None of these
the ratio of the data units in error to the total number of data units
a code in which each expression conforms to specify rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and
a check bit appended to an array of binary digits to make the sum of all the binary digits.

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