Cisco NIM-4FXSP 4 Port Network Interface Module, 1 Year Warranty

Cisco Genuine NIM-4FXSP 4-Port Network Interface Expansion Module

Cisco Genuine NIM-4FXSP 4-Port 4FXS Network Interface Expansion Module FXS

Cisco NIM-4FXSP 4-Port Network Interface Expansion Module for 4000 Series Router

Cisco Genuine NIM-4FXSP 4-Port Network Interface Expansion Module

CISCO NIM-4FXS 4-port Network Interface Module FXS for ISR 4000 Series Routers

CISCO NIM-4FXSP 4-Port Network Interface Expansion Module for 4000 Series Router