A(n) port, also known as a monitoring port, is a specially configured connection on a network device that is capable of viewing all of the traffic that moves through the entire device.

The answer is "SPAN"

Explanation:

The full form of SPAN port is  "Switch Port Analyzer", which is used to designed specifically for the interface on a network device, that would be able to monitor all traffic passing across the entire device.

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1) make sure what the username you want to change to is allowed in this community

2) contact a administrator (for example, jaysl)

3) through pm, tell the admin what you want to change to

4) if the username is allowed, it will be changed in a matter of seconds (minutes at most)

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