Javier:
> May 30 01:31:13 servidor postfix/smtp[31510]: 79689F006D:
> to=<javier.rojasr en gmail punto com>, relay=none, delay=3281,
> status=deferred (connect to localhost [127.0.0.1]: read timeout)
Do you have a content filter (in master.cf) on 127.0.0.1?
It appears to not work.
> May 30 01:42:52 server postfix/qmgr[31119]: 64E0CF0064:
> from=<pru...@domain>, size=1250, nrcpt=1 (queue active)
> May 30 01:42:52 server postfix/smtp[31547]: connect to
> gmail-smtp-in.l.google.com[74.125.93.27]: Connection refused (port 25)
Something is blocking connections from your machine. I can
connect to 74.125.93.27 just fine.
me| % telnet 74.125.93.27 smtp
computer| Trying 74.125.93.27...
computer| Connected to qw-in-f27.google.com.
computer| Escape character is '^]'.
computer| 220 mx.google.com ESMTP 4si1841347qwe.47
me| quit
computer| 221 2.0.0 closing connection 4si1841347qwe.47
computer| Connection closed by foreign host.
You need to find out if your ISP blocks all port 25 connections.
You can test with my mail server at 168.100.189.2.
Wietse