Computer Networking
You want to create a standard access list that denies the subnet of the following host: 172.16.144.17/21. Which of the following would you start your list with?

access-list 10 deny 172.16.136.0 0.0.15.255
access-list 10 deny 172.16.144.0 0.0.7.255
access-list 10 deny 172.16.48.0 255.255.240.0
access-list 10 deny 172.16.64.0 0.0.31.255

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Computer Networking
RS-449/442-A/423-A is

a set of physical layer standards developed by EIA and intended to replace RS-232-
a check bit appended to an array of binary digits to make the sum of the all the binary digits
a code in which each expression conforms to specific rules of construction, so that if certain errors occur in an expression the resulting expression will not conform to the rules of construction and
None of these
the ratio of the number of data units in error to the total number of data units

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Computer Networking
Network 206.143.5.0 was assigned to the Acme Company to connect to its ISP. The administrator of Acme would like to configure one router with the commands to access the Internet. Which commands could be configured on the Gateway router to allow Internet access to the entire network?1. Gateway (config) # ip route 0.0.0.0 0.0.0.0 206.143.5.22. Gateway (config) # router rip3. Gateway (config-router) # network 206.143.5.04. Gateway (config-router) # network 206.143.5.0 default

3 only
1 and 4
1 only
1, 2 and 4

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Computer Networking
The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide?

A logical address that identifies the workstation
The logical domain address for the workstation
A physical address that is randomly assigned each time the computer is started
An alias for the computer name
A physical address that is assigned by the manufacturer

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