Welcome to HBH! If you had an account on hellboundhacker.org you will need to reset your password using the Lost Password system before you will be able to login.
Mirkotik as VPN server
havnt worked with that router before but its all pretty mucht eh same.
just setup the VPN and assign it whatever port you want, then goto the router settings and forward the port to whereever the VPN server is running from.
infact a 2 second google search might be helpful: http://www.onecomputerguy.com/networking/xp_vpn_server.htm
google…….just look for it……
how secure do you need it? What sort of encryption? Look here for ideas