| Model | Differences |
| Cisco NIM-2FXS/2FXO | Has 2 FXO ports compared to 4 on the NIM-2FXS/4FXOP= |
| Cisco NIM-4FXS/4FXO | Offers 4 FXS and 4 FXO ports compared to 2 FXS and 4 FXO on the NIM-2FXS/4FXOP= |
| Cisco NIM-2BRI-NT/TE | Supports BRI interfaces, different from the voice and FXO/FXS capabilities of the NIM-2FXS/4FXOP= |
Cisco NIM-2FXS/4FXOPÂ Specifications |
|
| Brand | Cisco |
| Model | NIM-2FXS/4FXOP |
| Module Type | Network Interface Module |
| POTS Ports | 2-port FXS/FXS-E/DID |
| FXO Ports | 4-Port FXO |
| Interface Type | RJ-11 |
| Signal Type | Analog |
| Maximum Operating Temperature | 40 C |
| Minimum Operating Temperature | 0 C |
| Input Voltage | 12V DC |
| Input Current | 160mA |
| Dimensions (H x W x D) | 22.86 mm x 90.17 mm x 211.84 mm |
| Compliance Standards | FCC, CE, IC |
| Features | Caller ID, Call Waiting, Call Forwarding |
| Compatibility | Cisco 4000 Series Integrated Services Routers |
| Installation | Plug-and-Play |
| MTBF (Mean Time Between Failures) | 500,000 hours |
| Approval Agencies | UL, CSA, TUV, VCCI |
| Warranty | 90-Day Limited Hardware Warranty |
| Product Code | NIM-2FXS/4FXOP |
| Accessory | Model |
| Network Interface Module | Cisco NIM-4FXS/4FXO |
| Voice Interface Card | Cisco VIC3-2FXS/DID |
| Digital Voice Module | Cisco NIM-1CE1T1-PR |
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