Cisco NIM-2FXS/4FXO 2-Port FXS/FXS-E/DID and 4-Port FXO Network Interface Module

Cisco NIM-2FXS/4FXO 2-Port FXS/FXS-E/DID 4-Port FXO Network Interface Module

Cisco NIM-2FXSP 2-Port Network Interface Module

Cisco NIM-2FXS/4FXO Analog Voice Network Interface Module, 1 Year Warranty

Cisco Refresh NIM-2FXS/4FXO 4-Port Network Interface Module

Cisco NIM-4FXO 4-Port Network Interface Module

CISCO NIM-2FXS/4FXO 2-Port FXS 4-Port FXO ISR Router Voice Fax Interface Module

CISCO NIM-2FXS/4FXO NETWORK ETHERNET INTERFACE MODULE