[Linux] Postfix help

[Michael Marschall]

This does not alleviate the root problem and will surely break when your is=
p decides to change the ip of their server[s].=0A=0AMike=0A=0A----- Origina=
l Message ----=0AFrom: David Williams <dwilliams@dtw-consulting.com>=0ATo: =
linux@flux.org=0ASent: Tuesday, May 15, 2007 9:30:26 AM=0ASubject: RE: [Lin=
ux] Postfix help=0A=0AI can try that, but if I ping smtp.comcast.net from t=
he postscript server it comes back just fine.=0A=0ARegards,=0A_____________=
_______________________________=0ADavid Williams=0A =0A-----Original Messag=
e-----=0AFrom: linux-admin@flux.org [mailto:linux-admin@flux.org] On Behalf=
 Of Mike Harbison=0ASent: Tuesday, May 15, 2007 12:20 PM=0ATo: linux@flux.o=
rg=0ASubject: Re: [Linux] Postfix help=0A=0Ause the IP address instead of t=
he domain name.=0A=0AGive it a try.=0AMike.=0AOn Tue, 2007-05-15 at 12:20 -=
0400, David Williams wrote:=0A> Hi all,=0A> =0A>  =0A> =0A> I need help wit=
h postfix.  For some reason my outgoing SMTP has=0A> stopped working.  My a=
ccount was recently transferred from Adelphia to=0A> Comcast, along with th=
at came a new SMTP server for Comcast.=0A> =0A>  =0A> =0A> I=A2ve updated m=
y main.cf file to the following:=0A> =0A>  =0A> =0A> relayhost =3D smtp.com=
cast.net=0A> =0A>  =0A> =0A> But, when ever I try and send an email I get t=
he following in the log=0A> file:=0A> =0A>  =0A> =0A> May 15 11:58:24 dtwco=
nsulting postfix/qmgr[5606]: 07F8845880:=0A> to=3D<dwilliams@XXXXXXXXXXX.co=
m>, relay=3Dnone, delay=3D61238,=0A> delays=3D61218/20/0/0, dsn=3D4.4.3, st=
atus=3Ddeferred (delivery temporarily=0A> suspended: Host or domain name no=
t found. Name service error for=0A> name=3Dsmtp.comcast.net type=3DMX: Host=
 not found, try again)=0A> =0A>  =0A> =0A> Can anyone provide any help on t=
his ?=0A> =0A>  =0A> =0A> As some additional info, I setup Outlook to direc=
tly use the Comcast=0A> SMTP server and it went through just fine.  So, why=
 is my smtp server,=0A> which points to the Comcast SMTP server not working=
 ?  Does Comcast=0A> have some additional security in place ?   Seems weird=
 to me.  By the=0A> way, my postfix server is on my local (Comcast) network=
.=0A> =0A>  =0A> =0A> Any help would be much appreciated.=0A> =0A>  =0A> =
=0A>  =0A> =0A> Regards,=0A> =0A> _________________________________________=
___=0A> =0A> David Williams=0A> =0A>  =0A> =0A> =0A=0A_____________________=
__________________________=0ALinux mailing list=0ALinux@flux.org=0Ahttp://w=
ww.flux.org/mailman/listinfo/linux=0A=0A=0ANo virus found in this incoming =
message.=0AChecked by AVG Free Edition. =0AVersion: 7.5.467 / Virus Databas=
e: 269.7.0/804 - Release Date: 5/14/2007 4:46 PM=0A =0A=0A_________________=
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://www.flux.org/mailman/listinfo/linux=0A=0A=0A=0A=0A=0A =0A_______________=
_____________________________________________________________________=0ABor=
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