Setting up mail server behind iptables firewall

2003-08-14 Thread Daniel L. Miller
I'm sure this is covered SOMEWHERE - but I haven't found anything obvious in the archives / howto's. I currently have the following configuration: (please comment if you find this arrangement objectionable in itself!) Internal LAN - 192.168.0.30 through 192.168.0.50 Dual-Homed Gateway (is that

Re: Setting up mail server behind iptables firewall

2003-08-14 Thread Michael West
iptables -t nat -A PREROUTING -p tcp --dport 80 -i eth1 -j DNAT --to 192.168.69.2:25 you mean --dport 25 don't you? -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]

Re: Setting up mail server behind iptables firewall

2003-08-14 Thread David
On Thu, Aug 14, 2003 at 10:04:56AM -0700, Daniel L. Miller wrote: > This is really getting frustrating - mainly because I don't really > understand what I'm doing. Using a port scanner from an external > webserver, it shows that ports 25, 80, and 10025 are all closed. > > What am I missing? > >

RE: Setting up mail server behind iptables firewall

2003-08-14 Thread Daniel L. Miller
> > This is really getting frustrating - mainly because I don't really > > understand what I'm doing. Using a port scanner from an external > > webserver, it shows that ports 25, 80, and 10025 are all closed. > > > > What am I missing? > > > > Here's the iptables dump from both my firewall and

RE: Setting up mail server behind iptables firewall

2003-08-14 Thread Daniel L. Miller
This is really getting frustrating - mainly because I don't really understand what I'm doing. Using a port scanner from an external webserver, it shows that ports 25, 80, and 10025 are all closed. What am I missing? Here's the iptables dump from both my firewall and my internal server. *** FIRE

Re: setting up mail server

2002-01-19 Thread Adam Majer
On Sat, Jan 19, 2002 at 05:50:09AM -0800, Paul 'Baloo' Johnson wrote: > On Fri, 18 Jan 2002, Adam Majer wrote: > > > Of course they are going to not allow other e-mail addresses to be > > used! Otherwise their smarthost becomes a spamhost. > > Though they can probably use tricks to prevent multip

Re: setting up mail server

2002-01-19 Thread Michel Cuppens
On Fri, 18 Jan 2002 12:44:02 -0500 Ken Weingold <[EMAIL PROTECTED]> wrote: > Thanks for the reply about setting up smarthost. I reconfigured exim > for that and It works.But now All mail sent out from the machine > gets bounced, saying: > > > Remote host said: 550 relaying to <[EMAIL PROT

Re: setting up mail server

2002-01-19 Thread Paul 'Baloo' Johnson
On Fri, 18 Jan 2002, Adam Majer wrote: > Of course they are going to not allow other e-mail addresses to be > used! Otherwise their smarthost becomes a spamhost. Though they can probably use tricks to prevent multiple sendings of the same message or using spamfilters outbound to silently reject t

Re: setting up mail server

2002-01-19 Thread Alan Chandler
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Saturday 19 January 2002 4:11 am, Adam Majer wrote: > > Of course they are going to not allow other e-mail addresses to be used! > Otherwise their smarthost becomes a spamhost. That doesn't necessarily follow. Provided they know that the connecti

Re: setting up mail server

2002-01-18 Thread Adam Majer
On Fri, Jan 18, 2002 at 04:12:16PM -0800, Paul 'Baloo' Johnson wrote: > On Fri, 18 Jan 2002, Wayne Topa wrote: > > > > Thanks for the reply about setting up smarthost. I reconfigured exim > > > for that and It works.But now All mail sent out from the machine > > > gets bounced, saying: > > >

Re: setting up mail server

2002-01-18 Thread Paul 'Baloo' Johnson
On Fri, 18 Jan 2002, Wayne Topa wrote: > > Thanks for the reply about setting up smarthost. I reconfigured exim > > for that and It works.But now All mail sent out from the machine > > gets bounced, saying: > > > > > > Remote host said: 550 relaying to <[EMAIL PROTECTED]> prohibited by > > ad

Re: setting up mail server

2002-01-18 Thread Karl E. Jorgensen
On Fri, Jan 18, 2002 at 12:44:02PM -0500, Ken Weingold wrote: > Thanks for the reply about setting up smarthost. I reconfigured exim > for that and It works.But now All mail sent out from the machine > gets bounced, saying: > > > Remote host said: 550 relaying to <[EMAIL PROTECTED]> prohib

Re: setting up mail server

2002-01-18 Thread Wayne Topa
Ken Weingold([EMAIL PROTECTED]) is reported to have said: > Thanks for the reply about setting up smarthost. I reconfigured exim > for that and It works.But now All mail sent out from the machine > gets bounced, saying: > > > Remote host said: 550 relaying to <[EMAIL PROTECTED]> prohibited

Re: setting up mail server

2002-01-18 Thread Ken Weingold
Thanks for the reply about setting up smarthost. I reconfigured exim for that and It works.But now All mail sent out from the machine gets bounced, saying: Remote host said: 550 relaying to <[EMAIL PROTECTED]> prohibited by administrator Any ideas? Sorry if this is out of the scope of

Re: setting up mail server

2002-01-18 Thread dman
On Fri, Jan 18, 2002 at 03:47:02AM -0500, Ken Weingold wrote: | I am trying to be able to allow mutt to send and receive mail from my | 2.2r2 system here with DSL. I decided to install exim since it seems to | be easier to configure than sendmail. It seems to be working sending to | yahoo.com

Re: setting up mail server

2002-01-18 Thread Paul 'Baloo' Johnson
On Fri, 18 Jan 2002, Ken Weingold wrote: > 550 Dialups/open relays blocked. Contact <[EMAIL PROTECTED]> > > Anyone know how I can make it work with all addresses? Use your ISP's mail server as a smarthost. -- Baloo

setting up mail server

2002-01-18 Thread Ken Weingold
I am trying to be able to allow mutt to send and receive mail from my 2.2r2 system here with DSL. I decided to install exim since it seems to be easier to configure than sendmail. It seems to be working sending to yahoo.com (surprise), but when I tested to a mindspring.com address, it bounced