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From: Don Lewis <Don.Lewis@tsc.tdk.com>
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Date: Tue, 25 Nov 1997 19:25:10 -0800
In-Reply-To: "Jonathan M. Bresler" <jmb@freebsd.org>
       "Re: We will mail 4 U" (Nov 25,  5:14pm)
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To: "Jonathan M. Bresler" <jmb@FreeBSD.ORG>,
        tlambert@usr01.primenet.com (Terry Lambert)
Subject: Re: We will mail 4 U
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On Nov 25,  5:14pm, "Jonathan M. Bresler" wrote:
} Subject: Re: We will mail 4 U
} 
} 	two relay hosts were the ns servers for amgen.com.
} 	why are nameservers configured to relay mail?  <sigh>

It appears they do double duty as firewall bastion hosts.  Those two were
filtering their incoming mail through smap from the TIS toolkit.


; <<>> DiG 2.0 <<>> amgen.com mx 
;; ->>HEADER<<- opcode: QUERY , status: NOERROR, id: 6
;; flags: qr rd ra ; Ques: 1, Ans: 4, Auth: 10, Addit: 11
;; QUESTIONS: 
;;	amgen.com, type = MX, class = IN

;; ANSWERS:
amgen.com.	85695	MX	0 ns2.amgen.com.
amgen.com.	85695	MX	20 relay2.uu.net.
amgen.com.	85695	MX	20 relay1.uu.net.
amgen.com.	85695	MX	10 ns1.amgen.com.


The other relays that I saw were:
	osmail.onesource.com and osmail2.onesource.com, both running 
	sendmail 8.8.4 and 8.8.7

	gate1.gateway.com running smap.

			---  Truck