
参考一下。。。
http ======> port 80 (Hyper Text Transfer Protocol)
  
ftp-data ==> port 20 (File Transfer Protocol - Default Data)
  
ftp =======> port 21 (File Transfer Protocol - Control)
  
POP3 ======> port 110 (Post Office Protocol version 3)
  
SMTP ======> port 25 (Simple Mail Transfer Protocol)
  
NNTP ======> port 119 (Network News Transfer Protocol)
  
telnet ====> port 23 (Telnet)
  
Gopher ====> port 70 (Gopher)
  
IRC =======> port 194 (Internet Relay Chat)
  
Proxy =====> port 80/8080/3128 (Proxy)
  
Socks =====> port 1080 (Socks)
  
DNS =======> port 53 (Domain Name Server)
  
hostname ==> port 101 (NIC Host Name Server)
  
finger ====> port 79 (Finger)
  
nicname ===> port 43 (Who Is)
  
login =====> port 49 (Login Host Protocol)
  
HTTPS =====> port 443 (https MCom)
  
imap3 =====> port 220 (Interactive Mail Access Protocol v3)
  
NetBIOS ===> port 137 138 139 (NetBIOS)
  
NFS =======> port 2049 (Network File Service)
  
SNMP ======> port 161 (Simple Network Management Protocol)
  
snmptrap ==> port 162 (SNMP TRAP)
  
TFTP ======> port 69 (Trivial File Transfer)
  
sqlserv ===> port 118 (SQL Services)
  
uucp-path => port 117 (UUCP Path Service)
  
X Window ==> port 6000 6001 (X Window System)
  
关闭的端口有,135,137,138,139,445,1025,2475,3127,6129,3389,593,还有tcp
具体操作如下:
默认情况下,Windows有很多端口是开放的,在你上网的时候,网络病毒和黑客可以通过这些端口连上你的电脑。为了让你的系统变为铜墙铁壁,应该封闭这些端口,主要有:TCP 
135、139、445、593、1025 端口和 UDP 135、137、138、445 端口,一些流行病毒的后门端口(如 TCP 2745、3127、6129 
端口),以及远程服务访问端口3389。