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From: Charles Swiger <cswiger@mac.com>
Date: Tue, 15 Mar 2005 19:14:43 -0500
To: Gary Kline <kline@sage.thought.org>
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Subject: Re: "Connection refused"
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On Mar 15, 2005, at 7:03 PM, Gary Kline wrote:
> 	I must have bumped into this before, but it still stumps me.
> 	What would my sendmail on   sage/ns1.thought.org get a
> 	"Connection refused" from my major server, tao.thought.org?
> 	Mail is queued in ns1.

DNS for that address is broken, so sendmail on the other machine is 
unable to get a valid a record to make a connection, so you get 
"connection refused":

5-pi% dig tao.thought.org.
; <<>> DiG 9.3.0 <<>> tao.thought.org.
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 21895
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;tao.thought.org.               IN      A

;; AUTHORITY SECTION:
thought.org.            600     IN      SOA     ns1.thought.org. 
hostmaster.thought.org. 2005021201 3600 300 2419200 3600

-- 
-Chuck