John Dennis wrote: > On Tue, 2005-07-26 at 10:17 -0500, roy vinner wrote: > >>I tried 'ping'ing and received no answer for 128.252.27.164 . >> >>My system admin tested it and reported that "nothing is listening on >>that port: >>------ >>[EMAIL PROTECTED] telnet nrg.wustl.edu 25 >>Trying 128.252.27.164... >>telnet: Unable to connect to remote host: Connection refused >>[EMAIL PROTECTED] " > > > BTW, this really isn't a mailman issue, its postfix, its best to move > this discussion to a postfix list or better yet visit www.postfix.org > and read their doc. But let me give you one last set of suggestions:
Very much appreciated. I've installed and run pmfirewall and opened port 25 for both tcp and udp. Thank you for sticking up with me thus far :-). > Connection refused typically means the port you're trying to connect to > (port 25) is blocked by a firewall. It can be blocked in a variety of > places, either on the machine you're running the server on or by any > other router in between. > > BTW, connection refused does not mean nothing is listening on the port. > > To see if something is listening on the port you must go the local > machine the server is running and either try to connect locally > > # telnet localhost 25 telnet localhost 25 Trying 127.0.0.1... Connected to nrg.wustl.edu (127.0.0.1). Escape character is '^]'. 220 nrg.wustl.edu ESMTP Postfix (2.1.4) (Mandrake Linux) hello 502 Error: command not implemented helo 501 Syntax: HELO hostname helo nrg 250 nrg.wustl.edu > > -or- > > examine who is listening on the port using any of a variety of > networking utilities, such as: > > # netstat -l -n | grep :25 > > or > > # netstat -l | grep smtp > > Using the first example: > > # netstat -l -n | grep :25 > tcp 0 0 127.0.0.1:25 0.0.0.0:* > LISTEN > tcp 0 0 192.168.0.0:25 0.0.0.0:* > LISTEN > > This says port 25 is being listened on the localhost (loopback) because > your loopback is 127.0.0.1 and its listening on 192.168.0.0 which is > 192.168.0.0 (ficticious net addr). My output is: tcp 0 0 127.0.0.1:25 0.0.0.0:* LISTEN > If nothing is listening on the external interface, then is postfix > running? If so did you restart it after modify inet_interfaces to > include the external interface? > yes. I've tried sending me after this and it is still not coming through. Let me know if I should continue this on the postfix list, or install sendmail, or whatever. Many thanks for your assistance! Roy ------------------------------------------------------ Mailman-Users mailing list Mailman-Users@python.org http://mail.python.org/mailman/listinfo/mailman-users Mailman FAQ: http://www.python.org/cgi-bin/faqw-mm.py Searchable Archives: http://www.mail-archive.com/mailman-users%40python.org/ Unsubscribe: http://mail.python.org/mailman/options/mailman-users/archive%40jab.org Security Policy: http://www.python.org/cgi-bin/faqw-mm.py?req=show&file=faq01.027.htp
