It depends. if you're using sendmail, try going to /etc/mail/sendmail.mc. you have to comment out a line to allow network connections.
> I've tried telnetting to port 25 and I can't connect to port. I have my > smtp running on my internal server... where can i check the smtp config? > >> try telnet to port 25 and see if it's working. if it is not working, >> it means that your smtp server is down or does not allow connections. >> also, try checking the config of your smtp if it allows network >> connections. >> >> >>> Hello ian... it still didn't work! by the way it seems like my port >>> 25 is close. how can i open it? perhaps this is causing the problem >>> because as far as i concern, I followed the all the instructions on >>> setting up an iptables rule... >>> >>>> hello oliver, >>>> >>>> what's your default policy? >>>> iptables -P INPUT DROP >>>> iptables -P OUPUT DROP >>>> iptables -P FORWARD DROP >>>> >>>> if that's the case then; >>>>> >>>>> Chain INPUT (policy ACCEPT) >>>>> target prot opt source destination >>>> >>>> iptables -A INPUT -p TCP -d 192.168.1.2 --dport 25 -s 0.0.0.0/0 -j >>>> ACCEPT >>>> >>>> cheers, >>>> >>>> ian perez >>>> >>>> >>>> _ >>>> Philippine Linux Users Group. Web site and archives at >>>> http://plug.linux.org.ph To leave: send "unsubscribe" in the body to >>>> [EMAIL PROTECTED] >>>> >>>> Fully Searchable Archives With Friendly Web Interface at >>>> http://marc.free.net.ph >>>> >>>> To subscribe to the Linux Newbies' List: send "subscribe" in the >>>> body to [EMAIL PROTECTED] >>> >>> >>> >>> _ >>> Philippine Linux Users Group. Web site and archives at >>> http://plug.linux.org.ph To leave: send "unsubscribe" in the body to >>> [EMAIL PROTECTED] >>> >>> Fully Searchable Archives With Friendly Web Interface at >>> http://marc.free.net.ph >>> >>> To subscribe to the Linux Newbies' List: send "subscribe" in the body >>> to [EMAIL PROTECTED] >> >> >> >> _ >> Philippine Linux Users Group. Web site and archives at >> http://plug.linux.org.ph To leave: send "unsubscribe" in the body to >> [EMAIL PROTECTED] >> >> Fully Searchable Archives With Friendly Web Interface at >> http://marc.free.net.ph >> >> To subscribe to the Linux Newbies' List: send "subscribe" in the body >> to [EMAIL PROTECTED] > > > > _ > Philippine Linux Users Group. Web site and archives at > http://plug.linux.org.ph To leave: send "unsubscribe" in the body to > [EMAIL PROTECTED] > > Fully Searchable Archives With Friendly Web Interface at > http://marc.free.net.ph > > To subscribe to the Linux Newbies' List: send "subscribe" in the body to > [EMAIL PROTECTED] _ Philippine Linux Users Group. Web site and archives at http://plug.linux.org.ph To leave: send "unsubscribe" in the body to [EMAIL PROTECTED] Fully Searchable Archives With Friendly Web Interface at http://marc.free.net.ph To subscribe to the Linux Newbies' List: send "subscribe" in the body to [EMAIL PROTECTED]
