A systems administrator troubleshoots a connectivity issue and needs to determine whether port 449 is open. Which of the following commands should the administrator use?

The correct answer is D. ss -an | grep 449. This command displays active and listening network sockets, allowing the administrator to verify whether port 449 is open by checking for its presence in the socket list.

Troubleshooting and Diagnostics

Question

Options

Aip 1ink 449
Bdig localhost:449
Ctracepath local host. 449
Dss -an | grep 449

How the community answered

(40 responses)

A
8% (3)
C
5% (2)
D
88% (35)

Explanation

This command displays active and listening network sockets, allowing the administrator to verify whether port 449 is open by checking for its presence in the socket list.

Topics

#ss command#port checking#network diagnostics#socket statistics

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