Computer Networking
A 6-MHz channel is used by a digital signaling system utilizing 4-level signals. What is the maximum possible transmission rate?

24 Mbaud/sec
1.5 Mbaud/sec
6 Mband/sec
None of these
12 Mbaud/sec

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Computer Networking
You need to create an access list that will prevent hosts in the network range of 192.168.160.0 to 192.168.191.0. Which of the following lists will you use?

access-list 10 deny 192.168.160.0 0.0.31.255
access-list 10 deny 192.168.0.0 0.0.31.255
access-list 10 deny 192.168.160.0 255.255.224.0
access-list 10 deny 192.168.160.0 0.0.191.255

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