Quick tech specs
- Expansion module
- T1/E1 x 2
- for Cisco 1921
- 1921 ADSL2+
- 1941
- 2911
- 2951
- 3945
- EHWIC
- T-1/E-1
- 1921 4-pair
- 1921 T1
- 2901
- 2921
- 3925
Know your gear
The Cisco MFT VWIC3 combines WAN-interface-card (WIC) and voice-interface-card (VIC) functions to provide unparalleled flexibility, versatility, and investment protection through its many uses. Customers who choose to integrate data and voice in multiple steps preserve their investment in a T1/E1 WAN interface because the Cisco MFT VWIC3 cards can be reused in packet voice applications.