hi folks: emule & edonkey are programs that are for peer to peer file sharing.they don't work behind ISA server 2000,neither firewall client nor NAT client.They use 4662 for tcp port & 8049 & 4672 for UDP port.I have defined these ports on protocol defenitions too but still it doesn't work behind ISA either with NAT client without any limitations. pleaaaaase he;p me as soon as possible.