Cisco 1-Port 4-Wire 56-/64-kbps CSU/DSU WAN Interface Card - DSU/CSU
Mfg # HWIC-1DSU-56K4
CDW # 3641930
| UNSPSC 43222609
Quick tech specs
- Port 4-Wire 56-/64-kbps CSU/DSU WAN Interface Card
- HWIC
- for Cisco 1905
- 1921 4-pair
- 1921 T1
- 2901
- 2921
- DSU/CSU
- 64 Kbps
- 1921
- 1921 ADSL2+
- 1941
- 2911
- 2951
Know your gear
The Cisco 1-Port 4-Wire 56-/64-kbps CSU/DSU WAN Interface Card (HWIC-1DSU-56K4) performs the channel service unit/data service unit (CSU/DSU) functions for both digital data service (DDS) and 4-wire switched 56-kbps (56K) data networks. In addition, it provides an all-rate synchronous interface to any dedicated DDS point-to-point or multipoint network compatible.