Re: Tracking down TCP & UDP listeners

To: netbsd-users%netbsd.org@localhost
Subject: Re: Tracking down TCP & UDP listeners
From: David Young <dyoung%pobox.com@localhost>
Date: Wed, 16 Nov 2016 22:09:42 -0600

On Wed, Nov 16, 2016 at 10:54:19PM -0500, Scott Burns wrote:
> 3) Any idea what is listening on TCP and UDP for ports 1021, 1022, 1023?
> 	- Yellowpages / NIS?
> 	- Can this listener be disabled if we determine we are not using
> what the listener is for?

fstat(1) will reveal what processes have sockets open on those ports.

Dave

-- 
David Young
dyoung%pobox.com@localhost    Urbana, IL    (217) 721-9981

References:
- Tracking down TCP & UDP listeners
  - From: Scott Burns

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