* List on Gamershell.com <span class="bold">Spellforce Demo #2</span> page
* List on pcwintech.com <span class="bold">Application Ports</span> page
Here is what they've listed:
UDP 2302-2400 (DirectPlay device address default)
UDP 2801 (SpellForce Game)
UDP 3783 (Voice Chat Port alternative)
UDP 6073 (DirectPlay enumerations using DPNSVR)
UDP 6515 (Dplay UDP)
UDP 6500 (Query Port)
UDP 13139 (Custom UDP Pings)
UDP 27900 (Master Server UDP Heartbeat)
TCP 3783 (Voice Chat Port)
TCP 6667 (Gamespy Chat)
TCP 28900 (Master Server List Request)
TCP 29900 (GP Connection Manager)
TCP 29901
This thread also talks about it: Lost the manual
Admittedly, after Google'ing and typing this up I realized that it's on page 32/33 of the manual.
Figures. ;)