My setup consists of Ubuntu 10.4, apache2, php, and mysql.
The application thats not working properly attempts to send mail via smtp. But the connection is never made.
netstat -l produces the following
Code:
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 *:imaps *:* LISTEN
tcp 0 0 *:pop3s *:* LISTEN
tcp 0 0 *:2020 *:* LISTEN
tcp 0 0 *:xmpp-client *:* LISTEN
tcp 0 0 localhost:mysql *:* LISTEN
tcp 0 0 *:submission *:* LISTEN
tcp 0 0 *:pop3 *:* LISTEN
tcp 0 0 *:imap2 *:* LISTEN
tcp 0 0 *:www *:* LISTEN
tcp 0 0 *:cisco-sccp *:* LISTEN
tcp 0 0 *:ssmtp *:* LISTEN
tcp 0 0 *:ssh *:* LISTEN
tcp 0 0 *:504 *:* LISTEN
tcp 0 0 *:smtp *:* LISTEN
tcp 0 0 *:https *:* LISTEN
tcp6 0 0 [::]:ssh [::]:* LISTEN
udp 0 0 *:bootpc *:*
udp 0 0 full.domain.co:ntp *:*
udp 0 0 localhost:ntp *:*
udp 0 0 *:ntp *:*
udp6 0 0 ip6-localhost:ntp [::]:*
udp6 0 0 fe80::fcfd:adff:fef:ntp [::]:*
udp6 0 0 [::]:ntp [::]:*
Active UNIX domain sockets (only servers)
Proto RefCnt Flags Type State I-Node Path
unix 2 [ ACC ] STREAM LISTENING 717 @/com/ubuntu/upstart
unix 2 [ ACC ] STREAM LISTENING 50256 /var/run/fail2ban/fail2ban.sock
unix 2 [ ACC ] STREAM LISTENING 62117 /var/run/courier/authdaemon/socket.tmp
unix 2 [ ACC ] STREAM LISTENING 90565 /var/run/citadel/citadel.socket
unix 2 [ ACC ] STREAM LISTENING 90577 /var/run/citadel/lmtp.socket
unix 2 [ ACC ] STREAM LISTENING 61496 /var/spool/postfix/var/run/saslauthd/mux
unix 2 [ ACC ] STREAM LISTENING 90579 /var/run/citadel/lmtp-unfiltered.socket
unix 2 [ ACC ] STREAM LISTENING 79858 /var/run/mysqld/mysqld.sock