| Well known ports, 21000 to 21999 |
|
|
Ports 20000 to 20999 | Ports 22000 to 22999 |
| Links: | IANA port assignments. |
| Port | Protocol |
|---|---|
| 21000 | IRTrans Control. |
| 21001 - 21553 | |
| 21554 | MineScape Design File Server. |
| 21555 - 21589 |
|
| 21590 | VoFR Gateway. |
| 21591 - 21844 |
|
| 21845 | webphone. |
| 21846 | NetSpeak Corp. Directory Services. |
| 21847 | NetSpeak Corp. Connection Services. |
| 21848 | NetSpeak Corp. Automatic Call Distribution. |
| 21849 | NetSpeak Corp. Credit Processing System. |
| 21850 - 21999 |
|
|
Ports 20000 to 20999 | Ports 22000 to 22999 |