To play SWBF or SWBF2 with a PS2, use this for your DNS 74.91.125.138 for SWBFspy
If you host PS2 servers on a PC, you will need to either use the hosts file below, or use the appropriate patched exe file that is available at the downloads section:
http://www.swbfgamers.com/index.php?action=downloads;cat=50
hosts file entries
162.248.92.172 swbfrontps2.ms10.gamespy.com
162.248.92.172 swbfrontps2.available.gamespy.com
162.248.92.172 available.gamespy.com
162.248.92.172 master.gamespy.com
162.248.92.172 swbfrontps2.master.gamespy.com
162.248.92.172 motd.gamespy.com
162.248.92.172 key.gamespy.com
162.248.92.172 peerchat.gamespy.com
162.248.92.172 gpsp.gamespy.com
162.248.92.172 gpcm.gamespy.com
162.248.92.172 natneg1.gamespy.com
162.248.92.172 natneg2.gamespy.com
162.248.92.172 swbfront2ps2.ms4.gamespy.com
162.248.92.172 swbfront2ps2.available.gamespy.com
162.248.92.172 available.gamespy.com
162.248.92.172 master.gamespy.com
162.248.92.172 swbfront2ps2.master.gamespy.com
162.248.92.172 motd.gamespy.com
162.248.92.172 key.gamespy.com
162.248.92.172 peerchat.gamespy.com
162.248.92.172 gpsp.gamespy.com
162.248.92.172 gpcm.gamespy.com
162.248.92.172 natneg1.gamespy.com