Jabberd Virtual Server:
jabberd:/# netstat -ta
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 jabberd.unitecnolo:5347 *:* LISTEN
tcp 0 0 jabberd.uni:xmpp-client *:* LISTEN
tcp 0 0 jabberd.unitecnol:mysql *:* LISTEN
tcp 0 0 jabberd.uni:xmpp-server *:* LISTEN
tcp 0 0 jabberd.unitecnolo:5347 localhost:36402 ESTABLISHED
tcp 0 0 jabberd.unitecnolo:5347 localhost:36403 ESTABLISHED
tcp 0 0 jabberd.unitecnolo:5347 localhost:36400 ESTABLISHED
tcp 0 0 jabberd.unitecnolo:5347 localhost:36401 ESTABLISHED
tcp 0 0 localhost:36400 jabberd.unitecnolo:5347 ESTABLISHED
tcp 0 0 localhost:36401 jabberd.unitecnolo:5347 ESTABLISHED
tcp 0 0 localhost:36402 jabberd.unitecnolo :5347 ESTABLISHED
tcp 0 0 localhost:36403 jabberd.unitecnolo:5347 ESTABLISHED
Main Server:
# iptables -L
Chain INPUT (policy ACCEPT)
target prot opt source destination
ACCEPT all -- anywhere anywhere state RELATED,ESTABLISHED
ACCEPT tcp -- anywhere anywhere tcp dpt:xmpp-client
Chain FORWARD (policy ACCEPT)
target prot opt source destination
Chain OUTPUT (policy ACCEPT)
target prot opt source destination
ACCEPT all -- anywhere anywhere state RELATED,ESTABLISHED
# iptables -t nat -L
Chain PREROUTING (policy ACCEPT)
target prot opt source destination
DNAT tcp -- anywhere savio tcp dpt:ftp to:192.168.1.3:21
DNAT tcp -- anywhere savio tcp dpt:ftp-data to: 192.168.1.3:20
DNAT tcp -- anywhere savio tcp dpts:5000:x11 to:192.168.1.3:5000-6000
DNAT tcp -- anywhere savio tcp dpt:10000 to: 192.168.1.3:10000
DNAT tcp -- anywhere anywhere tcp dpt:xmpp-client to:192.168.1.10:5222
Chain POSTROUTING (policy ACCEPT)
target prot opt source destination
SNAT all -- jabberd anywhere to:172.16.3.106
Chain OUTPUT (policy ACCEPT)
target prot opt source destination
# telnet 192.168.1.10 5222
Trying 192.168.1.10.. .
Connected to 192.168.1.10.
Escape character is '^]'.
bad
<stream:stream xmlns:stream='http://etherx.jabber.org/streams' version=' 1.0'><stream:error xmlns:stream='http://etherx.jabber.org/streams'><xml-not-well-formed xmlns='urn:ietf:params:xml:ns:xmpp-streams'/><text xmlns='urn:ietf:params:xml:ns:xmpp-streams'>syntax error</text></stream:error></stream:stream>Connection closed by foreign host.
any network pc:
jsubuntu:~$ telnet savio.unitecnologica.edu.co 5222
Trying 200.106.130.230...
telnet: Unable to connect to remote host: Connection refused
--
Jairo Enrique Serrano Castañeda
Ingeniero de Sistemas UTB
T - http://www.jsnat.com - http://savio.unitecnologica.edu.co
C - http://www.drupal.org.es - http://www.champetux.org
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