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can't get smtp traffic???

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str8flush

MIS
Sep 30, 2003
4
US
I have our PIX configured to be completely open on all interfaces. (at least that's what i believe) All traffic works as it should. I have a server that acts as both a web server and an email server in the test environment on the inside subnet (10.0.0.100 Test-Server). The web portion works fine but I am having trouble with mail portion. If I telnet to port 25, instead of seeing correct output like:

220 server.domain.com Microsoft ESMTP MAIL Service, version: 5.0.2195.2966 ready at Mon, 6 Oct 2003 13:39:26 -0500

the output I get is:

220 *********************************0*2*00*****************************************200********************0.00

However, when I telnet to it without going through the Pix, the output is as it should be.

Has anyone seen this? I am baffled. I am new to the Pix so it is very possible I am somehow incorrectly configured.

The PIX is configured as follows:

PIX Version 6.2(3)

nameif ethernet0 outside security0

nameif ethernet1 inside security100

nameif ethernet2 dmz security10

names

name 10.0.0.100 Test-Server

access-list dmz-in permit icmp any any

access-list dmz-in permit ip any any

access-list inside-in permit icmp any any

access-list inside-in permit ip any any

access-list inside-no-nat permit ip 10.0.0.0 255.0.0.0 192.168.0.0 255.240.0.0

access-list dmz-no-nat permit ip 192.168.0.0 255.240.0.0 10.0.0.0 255.0.0.0

access-list out-in permit icmp any any

access-list out-in permit ip any any

ip address outside 222.222.222.222 255.255.255.0

ip address inside 10.0.0.1 255.0.0.0

ip address dmz 192.168.0.1 255.240.0.0

global (outside) 1 222.222.222.254

nat (inside) 0 access-list inside-no-nat

nat (inside) 1 0.0.0.0 0.0.0.0 0 0

nat (dmz) 0 access-list dmz-no-nat

nat (dmz) 1 0.0.0.0 0.0.0.0 0 0

static (inside,outside) 222.222.222.100 Test-Server netmask 255.255.255.255 0 0

access-group out-in in interface outside

access-group inside-in in interface inside

access-group dmz-in in interface dmz



 
Nevermind...my Pix book finally came in. I see this is by design with MailGuard ;)

Thanks anyway
 
Yeah... fixup protocol smtp doesn't support ESMTP (which is the majority of all mail servers). Cisco will hopefully fix this. :)
 
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