8 - 1.2: Key ports Flashcards
Web servers/Hyper Text Transfer Protocol (unencrypted)
80
Secure web servers/Hyper Text Transfer Protocol Secure (encrypted) port:
443
File transfer protocol port:
21
Secure Shell SSH port:
22
Remote Desktop Protocol Port:
3389
Windows systems using NetBios ports:
137, 138, 139
DNS lookups on all systems:
53
Simple Mail Transfer Protocol
25
Post Office Protocol
110
Internet Message Access Protocol
143
80
Web servers/Hyper Text Transfer Protocol (unencrypted)
443
Secure web servers/Hyper Text Transfer Protocol Secure (encrypted) port:
21
File transfer protocol port:
22
Secure Shell SSH port:
3389
Remote Desktop Protocol Port:
137, 138, 139
Windows systems using NetBios ports:
53
DNS lookups on all systems:
25
Simple Mail Transfer Protocol
110
Post Office Protocol
143
Internet Message Access Protocol