Computer Networking
Error control is needed at the transport layer because of potential errors occurring _____.

from packet losses.
from out-of-sequence delivery
in routers
from transmission line noise

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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 10 deny tcp any 196.15.7.0 eq www
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

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Computer Networking
Which of the following is true when describing an anycast address?

Packets are delivered to all interfaces identified by the address. This is also called one-to-many addresses.
This address identifies multiple interfaces and the anycast packet is only delivered to one address. This address can also be called one-to-one-of-many.
These addresses are meant for nonrouting purposes, but they are almost globally unique so it is unlikely they will have an address overlap.
Packets addressed to a unicast address are delivered to a single interface.

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