Connecting to the Internet

[Geoff Purchase]

Chris Peterman wrote:
> By default no services (Things like HTTP Servers, FTP Servers, SSH
> Servers, etc) are installed by default, thus no ports are listening in a
> default Ubuntu/Kubuntu/Xubuntu install. To see for yourself open a
> terminal and run "netstat -l" and look at the top (You'll have to Shift
> +PageUp a couple times). If there are things called
> localhost at localdomain listening its okay (these are listening on what is
> called the Local Loopback device, which is basically the computer
> listening to itself).
> 
> In short unless you install a server, none will be listening :P
> 
> ~ Chris Peterman

Well I'm building a server for my home network.  Can anyone point me to the information I need to ensure my server is secure when I add it to my network?  It will be behind my router (http://www.billion.com/product/wireless/bipac7500g.htm).

Thanks,

Geoff