List of Assigned TCP Port Numbers
| Protocol | Port # | UDP | Name | Description |
|---|---|---|---|---|
| tcp | 0 | udp | ||
| tcp | 3091 | udp | 1ci-smcs | 1Ci Server Management |
| udp | 15998 | 2ping | 2ping Bi-Directional Ping Service | |
| tcp | 629 | udp | 3com-amp3 | 3Com AMP3 |
| tcp | 2391 | udp | 3com-net-mgmt | 3COM Net Management |
| tcp | 5264 | udp | 3com-njack-1 | 3Com Network Jack Port 1 |
| tcp | 5265 | udp | 3com-njack-2 | 3Com Network Jack Port 2 |
| tcp | 1742 | udp | 3Com-nsd | 3Com-nsd |
| udp | 106 | 3com-tsmux | 3COM-TSMUX | |
| tcp | 2339 | udp | 3com-webview | 3Com WebView |