telnet: how to telnet to specific port?

Posted on 2010-09-01
Last Modified: 2012-05-10
Hello Experts,

how to test a port by telneting to it?

Question by:epifanio67
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Accepted Solution

pcchiu earned 100 total points
ID: 33581294
telnet x.x.x.x 25 (space port number)
LVL 13

Assisted Solution

IT-Monkey-Dave earned 200 total points
ID: 33581314
telnet [port number]
LVL 13

Assisted Solution

IT-Monkey-Dave earned 200 total points
ID: 33581323
umm, crud,
telnet [host] [port number]
And pcchiu beat me to it anyway
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Assisted Solution

Jamie_Wilson earned 100 total points
ID: 33581325
telnet host port


telnet 25 will test port 25 on
LVL 83

Assisted Solution

by:Dave Baldwin
Dave Baldwin earned 100 total points
ID: 33581498
Note that those only work if something is listening on the machine to that port and will accept a telnet connection.  Instances that require a secure connection aren't going to succeed either though you may be able to use ssh to connect to some of them.

Author Closing Comment

ID: 33582571
Thank you experts....

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