search for: expermienting

i've just lost $2000 dollars or so on my first commercial asterisk installation .. i'm running a PIV class server, three Digium Wildcard FXO cards, and 10 Grandstream Budgettone SIP phones. The system was to be a PBX for a small company. After over 2 months of pissing about, the client has had his fill of asterisk problems, and asked me to take my equipment out of the building. Obviously,

I''m expermienting with Shorewall for use protecting my servers(about 25 all currently using pub addresses). My pointy-haired-boss is somewhat sceptical about adding a firewall that would be a single point of failier for our services. Does anyone have a good set of documentation that I could use in setting up either...