Computer Networking
Which statement(s) about IPv4 and IPv6 addresses are true? 1. An IPv6 address is 32 bits long, represented in hexidecimal. 2. An IPv6 address is 128 bits long, represented in decimal. 3. An IPv4 address is 32 bits long, represented in decimal. 4. An IPv6 address is 128 bits long, represented in hexidecimal.

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

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Computer Networking
What is route poisoning?

It describes when a router sets the metric for a downed link to infinity.
It sends back the protocol received from a router as a poison pill, which stops the regular updates.
It prevents regular update messages from reinstating a route that has just come up.
It is information received from a router that can't be sent back to the originating router.

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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 110 permit ip any 196.15.7.0 0.0.0.255
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 10 deny tcp any 196.15.7.0 eq www

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