一般上網時常用的PORT，供大家參考

#-----------------accept some output port-------------------------
port 20 #ftp使用
port 21 #ftp
port 22 #SSH
port 23 #telnet TCP
port 23 #telnet UDP
port 25 #smpt
port 37 #time
port 53 #DNS TCP
port 53 #DNS UDP

#----------------------DHCP ARP protocol---------------------
port 67:68 #DHCP TCP (67:68表示開放port 67~port 68的意思)
port 67:68 #DHCP UDP
port 67:68 #DHCP ICMP


#----------------------http protocol---------------------
port 80 #http
port 82 #http
port 8080 #https
port 8088 #Radan http

#----------------------some protocol---------------------
port 110 #pop3
port 119 #NEWS
port 123 #ntp Network Time Protocol
port 137:139 #print share&netbios
port 443 #http over SSL(加密之http)
port 1080 #socks
port 1688 #nsjtp-data
port 1863 #msnp
port 4000 #ICQ


#---------------------yahoo mansanger--------------------
port 5000:5010
port 5050
port 5055
port 5100