原文由 superxboy 所發表
在PCZONE查到的.....轉貼如下
MSN所使用的PORT如下：
MSN Messenger
NOTE: Shut off any personal firewall programs such as BlackIce,
ZoneAlarm, etc.
Ports 6891-6900 enable File send,
Port 6901 is for voice communications
Allows Voice, PC to Phone, Messages, and Full File transfer
capabilities.
IN TCP 6891 - 6900
IN TCP 1863
IN UDP 1863
IN UDP 5190
IN UDP 6901
IN TCP 6901