Cisco Network Interface Module - expansion module - FXS/DID x 2 + FXO x 4
Mfg # NIM-2FXS/4FXOP-RF
CDW # 6370910
Quick tech specs
- Expansion module
- refurbished
- 4321
- 4351
- FXS/DID x 2 + FXO x 4
- for Cisco 4451-X; Integrated Services Router 4221
- 4331
- 4431
