Computer Networking
Which of the following protocols support VLSM, summarization, and discontiguous networking?1. RIPv12. IGRP3. EIGRP4. OSPF5. BGP6. RIPv2

1 and 4
3, 4 and 6
2 and 5
All of these

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Computer Networking
The corporate office sends you a new router to connect, but upon connecting the console cable, you see that there is already a configuration on the router. What should be done before a new configuration is entered in the router?

RAM should be erased and the router restarted.
The new configuration should be entered and saved.
NVRAM should be erased and the router restarted.
Flash should be erased and the router restarted.

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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 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
a check bit appended to an array of binary digits to make the sum of the all the binary digits
None of these
the ratio of the number of data units in error to the total number of data units

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