Typically on debian, any firewall activity is done using IPtables.

if you become root and you say :

/sbin/iptables -L

You should see the iptable rules.

And see what is being filtered.

Sometimes when you start a system, you will add a package that does
the iptables work for you. Did you add a firewall? If so, what package?

Look at that package and use the tool to open up the port.

You can test your hypothesis with tcpdump, and look at packets directly.
or you can flush all the IP tables, and see if that fixes anything.






"Ron LeVine" <[EMAIL PROTECTED]> writes:

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 % Greetings guys,
 % 
 % I am working with Debian and liking it so far.
 % 
 % I have noticed that there seems to be a port blocked that I don't want
 % blocked in the firewall.  I can't for the life of me find the firewall
 % config files to alter to open the port.
 % 
 % I don't really even know which firewall is actually set up on this machine.
 % I did the net install version of Debian and just left the defaults alone.
 % 
 % So, how do I get this port open?
 % 
 % Thanks in advance,
 % Ron
 % 
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 % Greetings guys,<br>
 % <br>
 % I am working with Debian and liking it so far. <br>
 % <br>
 % I have noticed that there seems to be a port blocked that I don't want
 % blocked in the firewall.&nbsp; I can't for the life of me find the firewall
 % config files to alter to open the port.<br>
 % <br>
 % I don't really even know which firewall is actually set up on this
 % machine. I did the net install version of Debian and just left the
 % defaults alone.<br>
 % <br>
 % So, how do I get this port open?<br>
 % <br>
 % Thanks in advance,<br>
 % Ron<br>
 % 
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 % _______________________________________________
 % EUGLUG mailing list
 % [email protected]
 % http://www.euglug.org/mailman/listinfo/euglug
 % 
 % --===============1053711753==--

-----
John Sechrest          .         Helping people use
                        .           computers and the Internet
                          .            more effectively
                             .                      
                                 .       Internet: [EMAIL PROTECTED]
                                      .   
                                              . http://www.peak.org/~sechrest
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