1-Port Serial HWIC Front Panel, RF
1-Port Serial HWIC Front Panel
1-Port Serial HWIC Front Panel
2-Port Serial WAN Interface Card
2-Port Serial WAN Interface Card
8-Port Asynchronous/Synchronous High-Speed WAN Interface Card.
2-Port Serial WAN Network Interface Card
4-Port Serial WAN Network Interface Card
1-Port Serial WAN Network Interface Card
8-Port Channelized T1/E1 Shared Port Adapter Version 2, Refurbished
Network Module Adapter for SM Slot on Cisco 2900, 3900 ISR
4-Port E/M Network Interface Module, spare