HWIC-1DSU-56K4-RF - Cisco - 1-Port 4-Wire 56/64Kb/S Csu/Dsu Wan Interface Card HWIC-1DSU-56K4-RF - Cisco - 1-Port 4-Wire 56/64Kb/S Csu/Dsu Wan Interface Card $80.16 $67.93
HWIC-1DSU-56K4 - Cisco - 1-Port 4-Wire 56/64Kb/S Csu/Dsu Wan Interface Card HWIC-1DSU-56K4 - Cisco - 1-Port 4-Wire 56/64Kb/S Csu/Dsu Wan Interface Card $840.42 $712.22
WIC-1DSU-56K4 - Cisco - 1-port 4-wire 56/64-kbps CSU/DSU WAN Interface Card 1 x Switched 56/64 WAN 56 Kbps Switched 56 WIC-1DSU-56K4 - Cisco - 1-port 4-wire 56/64-kbps CSU/DSU WAN Interface Card 1 x Switched 56/64 WAN 56 Kbps Switched 56 $106.88 $90.58
WIC-1DSU-T1-V2 - Cisco - 1-Port 1.5Mbps T1/fractional T1 DSU/CSU Plug-in Module WAN Interface Card WIC-1DSU-T1-V2 - Cisco - 1-Port 1.5Mbps T1/fractional T1 DSU/CSU Plug-in Module WAN Interface Card $69.38 $58.80
HWIC-1DSU-T1 - Cisco - 1-Port T1/Fractional T1 DSU/CSU WAN Interface Card HWIC-1DSU-T1 - Cisco - 1-Port T1/Fractional T1 DSU/CSU WAN Interface Card $69.38 $58.80
WIC-1DSU-T1 - Cisco - 1600/1700/2600/3600 Series T1/Fractional T1 CSU/DSU WAN Interface Card WIC-1DSU-T1 - Cisco - 1600/1700/2600/3600 Series T1/Fractional T1 CSU/DSU WAN Interface Card $96.12 $81.46