RE: [Security Firewall] MNF1 + Qmail POP

Can you please post all your rules for the mail server?  ICMP has nothing to
do with POP.

Jim

-----Original Message-----
From: security-firewall-owner-4qZELD6FgxheH41UXmfQsti2O/[email protected]
[mailto:security-firewall-owner-4qZELD6FgxheH41UXmfQsti2O/[email protected]] On Behalf Of Steven Lim
Sent: Tuesday, August 23, 2005 10:53 PM
To: security-firewall
Subject: [Security Firewall] MNF1 + Qmail POP

Hi can anyone shed me some light regarding the problem below... I am setting
up an e-mail server behind MNF fw...

1. cannot connect to pop to receiveing mail using outlook...

my outlook or other mail client just show the error "could not connect to
server"

and my fw log shows this after i am trying to connect to pop
---------------
Aug 22 09:09:36 firebox snort[4254]: [1:486:2] ICMP Destination Unreachable
(Com munication with Destination Host is Administratively Prohibited)
[Classification
: Misc activity] [Priority: 3]: {ICMP} aaa.aaa.aaa.aaa -> bbb.bbb.bbb.bbb
Aug 22 09:09:37 firebox snort[4254]: [1:486:2] ICMP Destination Unreachable
(Com munication with Destination Host is Administratively Prohibited)
[Classification
: Misc activity] [Priority: 3]: {ICMP} aaa.aaa.aaa.aaa -> bbb.bbb.bbb.bbb
---------------
aaa - fw ip
bbb - client pc ip

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