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Re: DNS ports...

To: Robert Hajime Lanning <lanning@kewltech.com>
Subject: Re: DNS ports...
From: Jim Dennis <jimd@starshine.org>
Date: Sun, 02 Jan 2000 20:11:24 -0800
cc: matt@msg.ucsf.edu (Matt Harrington), sage-members@usenix.org
In-Reply-to: <199912210133.RAA15807@blacksun.kewltech.com> Message Apparently From Robert Hajime Lanning <lanning@kewltech.com> Dated Mon, 20 Dec 1999 17:33:40 PST.
Sender: owner-sage-members@usenix.ORG



DNS Ports: Answers from another Recipient
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

> DNS is udp not tcp
 
> Zone transfers can be tcp.
 
> Request:
> client (libresolv) random above 1023 -> server (named) port 53
 
> Response:
> server port 53 -> client same port that request was sent from
 
 
> name server to name server:
> 53 -> 53
> 53 <- 53
 
 Mr. Robert Hajime Lanning answered Matt's question before I did.
 However, I didn't see that until I got further through my 
 inbox.

--
Jim Dennis                                             jdennis@linuxcare.com
Linuxcare: Linux Corporate Support Team:            http://www.linuxcare.com

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