Reporting as Mythic says :
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Ports to open:
Please note: Mythic Entertainment will not be able to assist with the setup for users running behind a PROXY server or any home network setup. Please contact your ISP, computer manufacturer or networking hardware manufacturer for further assistance on configuring Dark Age of Camelot to run through your PROXY server or Home network.
All UDP ports 1024->65535
TCP ports 1280, 10500 and 10622
Make sure to open 2-way traffic to the following class C:
208.254.16.0 / 255.255.255.0 (netmask)
a.k.a.
208.254.16.0 / 24 (universal)
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Btw the ip addresses are from Mythic US network so u have to replace em with GOA network ip addresses