Unlike most games that use TCP/IP protocols, Rohan uses Zebra protocols, i dont know anything about zebra except that it exists, if you want to make hacks for it heres what you want to learn about
the Send packets are winsock 2.x
the recieve packets are BGP-4 from Zebra Daemon
and heres how i got there:
Wireshark
Network traffic sniffer for all network protocols known