Quick tech specs
- DSU/CSU
- 1.544 Mbps
- refurbished
- 1841
- 28XX
- 3631
- 38XX
- WIC
- T-1
- for Cisco 17XX
- 26XX
- 28XX V3PN
- 37XX
- 38XX V3PN; ICS 7750
Know your gear
The updated Cisco T1 data service unit/channel service unit (DSU/CSU) WAN Interface Card (WIC) is an integrated, fully managed DSU/CSU for T1 or fractional T1 service. The WIC-1DSU-T1-V2 is an updated version of the WIC-1DSU-T1, offering additional supported features with the same performance.