| Features | | Dialogic D/120 JCT-LS | |
|
| |  | |
| Supported Protocols | | | |
| 4ESS | | no | |
| 5ESS | | no | |
| DASS2 | | no | |
| DMS100 | | no | |
| DMS250 | | no | |
| DPNSS | | no | |
| INS1500 | | no | |
| NET5 | | no | |
| NI-2 | | no | |
| Q.Sig | | no | |
| TelephonyBoard | | | |
| Computer Bus | | PCI, U | |
| Conference Resources | | no | |
| Fax Resources | | 4 - soft fax | |
| Load Factor | | - | |
| Note | | Enabling soft fax resources reduces the number of available analog lines. | |
| PSTN Analog Lines | | 12 | |
| PSTN E1 Trunk | | no | |
| PSTN ISDN Trunk | | no | |
| PSTN T1 Trunk | | no | |
| Station Ports | | no | |
| TDM Bus | | H.100 | |
| Time Slots | | 24 | |
| Voice Resources | | 12 | |
