Computer Networking
The core diameter of a single-mode fibers is about

3 times the wavelength of the light carried in the fiber
10 times the wavelength of the light carried in the fiber
10 times the fiber radius
None of these
7 times the light carried in the fiber

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Computer Networking
Which of the following is true regarding VTP?

VTP is on by default with a domain name of Cisco on all Cisco switches.
All switches are VTP servers by default.
All switches are VTP transparent by default.
All switches are VTP clients by default.

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Computer Networking
You want to create a standard access list that denies the subnet of the following host: 172.16.198.94/19. Which of the following would you start your list with?

access-list 10 deny 172.16.188.0 0.0.15.255
access-list 10 deny 172.16.192.0 0.0.31.255
access-list 10 deny 172.16.172.0 0.0.31.255
access-list 10 deny 172.16.0.0 0.0.255.255

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