Port 1119 is typically used for the client/server communication required by the network protocol, DirectPlay, which is a deprecated network protocol technology developed by Microsoft for use in computer games and other multimedia applications.
Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.
Official
| Port | Protocol (TCP/UDP) | Title | Description | Port Type |
| Port 1119 | tcp | bnetgame | Battle.net Chat/Game Protocol | REGISTERED PORT |
| Port 1119 | udp | bnetgame | Battle.net Chat/Game Protocol | REGISTERED PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
| Port | Protocol (TCP/UDP) | Description |