Here is a good Coimatic2.conf file example with current addnodes. Using this I have 8 active connections to the CTIC2 network with my Windows client. Make sure that you change the rpcpassword to something random.
listen=1
server=1
daemon=1
rpcuser=user
rpcpassword=password
rpcallowip=localhost
rpcport=36221
port=36222
addnode=138.197.159.60
addnode=52.232.87.81
addnode=159.203.12.227
addnode=5.9.112.62
addnode=146.185.135.35
addnode=167.114.103.43
addnode=198.199.90.93
addnode=66.70.181.150