Cisco NM-1FE2W One Fast Ethernet Port Network Module with two WIC slots

Cisco NM-1FE2W Fast Ethernet Network Expansion Module w/ WIC 1DSU Interface Card

Cisco NM-1FE2W 1-Port Fast Ethernet & 2-Port WIC

Cisco 2-Port 10/100 & 2-Slot WIC/VWIC Network Module NM-2FE2W-V2

Cisco NM-2W (2-Port WIC Network Module) For Cisco Routers (Inc VAT)

Cisco NM-1FE2W Fast Ethernet Network Expansion Module w/ WIC1T + WIC-1DSU-T1 V2

Cisco NM-2E2W 2-Port Ethernet Card w/ 2-WIC card slot 3600 3620 3640 3660 3700

Cisco NM-1FE2W (1-Port Fast Ethernet Network Module) For Cisco Routers (Inc VAT)