CISCO NIM-2FXS/4FXOP Network Interface Module FXS/FXO ISR 4000 Series Routers

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

Cisco NIM-4FXS 4-port Network Interface Module

Cisco NIM -ES2 -4 ISR 4000 Series 4 Gigabit Ethernet RJ45 Router Module

Cisco NM-1E 1-port Ethernet Card 2600 2610 2620 2610XM

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

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

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