Computer Networking
Which of the following is true when describing a link-local address?

These are your typical publicly routable addresses, just like a regular publicly routable address in IPv4.
Packets addressed to a unicast address are delivered to a single interface.
These addresses are meant for nonrouting purposes, but they are almost globally unique so it is unlikely they will have an address overlap.
These are like private addresses in IPv4 in that they are not meant to be routed.

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Computer Networking
Which of the following access lists will allow only HTTP traffic into network 196.15.7.0?

access-list 100 permit tcp any 196.15.7.0 0.0.0.255 eq www
access-list 100 permit 196.15.7.0 0.0.0.255 eq www
access-list 110 permit ip any 196.15.7.0 0.0.0.255
access-list 10 deny tcp any 196.15.7.0 eq www

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Computer Networking
X.21 is

a method access control technique for multiple-access transmission media
a method of determining which device has access to the transmission medium at any time
a very common bit-oriented data link protocol issued by ISO
network access standard for connecting stations to a circuit-switched network
None of these

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