Take the 2-minute tour ×  When I host the game my friend can't
connect to me.  Our IP addresses are and  When I run second
instance of Game.exe I can connect myself without any issues.
Both computers has Windows 7.  I tried to find some information
on Google to configure Windows. There was advice to remove IPv6
protocol, but it doesn't help.  share|improve this question Are
you on the same local network? –  ver Jan 15 '12 at 12:29 Yes,
and I have similar trouble with Warcraft3 –  Vyacheslav Loginov
Jan 15 '12 at 14:07 turn off your firewall? –  z - Jan 15 '12 at
14:11 Can the two computers communicate over tcp/ip at all? Can
you successfully excute ping commands from each of them to the
respective other? –  Juergen Hartelt Jan 15 '12 at 14:17 yes,
ping works –  Vyacheslav Loginov Jan 17 '12 at 17:58 add comment
2 Answers  up vote 4 down vote accepted  Since the two computers
are on the same local network, as you confirmed, it might be an
issue of either network configuration in general or firewall
configura