arget=3D"_blank">smtp.comcast.net</a> is still<br> accepting your mail on port 25.<br> If so, that may eventually stop working at which point you'll need to<b= r> switch to port 587.<br> <br> In early 2009, there was discussion on this list about Comcast blocking<br> port 25.<br> <a href=3D"http://archives.mn-linux.org/pipermail/tclug-list/2009-February/= thread.h%0Atml" target=3D"_blank">http://archives.mn-linux.org/pipermail/tc= lug-list/2009-February/thread.h<br> tml</a><br> <br> I was unaffected at the time, but in February of 2010, =C2=A0Comcast stoppe= d<br> accepting my port 25 connections.<br> <br> =C2=A0 =C2=A0$ telnet <a href=3D"http://smtp.comcast.net" target=3D"_blank= ">smtp.comcast.net</a> 25<br> =C2=A0 =C2=A0Trying 76.96.30.117...<br> =C2=A0 =C2=A0telnet: Unable to connect to remote host: Connection timed ou= t<br> <br> I called Comcast and they said "that's right, use port 587."<= br> I can telnet to port 587, but actual use requires authentication with my<br= > Comcast credentials.<br> <br> I've reconfigure postfix for port 587 per<br> <a href=3D"http://www.kclug.org/pipermail/kclug/2008-February/032558.html" = target=3D"_blank">http://www.kclug.org/pipermail/kclug/2008-February/032558= .html</a><br> <br> and setup SMTP Authentication per<br> <a href=3D"http://www.freelock.com/kb/postfix-relayhost" target=3D"_blank">= http://www.freelock.com/kb/postfix-relayhost</a><br> but I'm stuck on the last step:<br> <br> =C2=A0 =C2=A0 # urpmi --media main libsasl2-plug-login libsasl2-plug-plain= <br> =C2=A0 =C2=A0bash: urpmi: command not found<br> <br> <br> Tony Yarusso gave me<br> <br> > apt-get install libsasl2-modules =C2=A0 (That package will provide bot= h<br> LOGIN and PLAIN.)<br> <br> The install worked, but didn't provide the<br> urpmi command on Debian with postfix 2.3.8.<br></blockquote><blockquote cla= ss=3D"gmail_quote" style=3D"margin: 0pt 0pt 0pt 0.8ex; border-left: 1px sol= id rgb(204, 204, 204); padding-left: 1ex;"> <br> I've since moved to Ubuntu where apt-get says<br> libsasl2-modules is already the newest version.<br> <br> If anyone can help, I would be glad to document the solution.<br> I'm running postfix 2.7.0 and can live with out-going mail only.<br> <br> <br> <br> _______________________________________________<br> TCLUG Mailing List - Minneapolis/St. Paul, Minnesota<br> <a href=3D"mailto:tclug-list at mn-linux.org">tclug-list at mn-linux.org</a><br> <a href=3D"http://mailman.mn-linux.org/mailman/listinfo/tclug-list" target= =3D"_blank">http://mailman.mn-linux.org/mailman/listinfo/tclug-list</a><br> </blockquote></div><br> --0015174be8c428165104993becb5--