Chapter 2 Processor Cards Feature Summary
Voice and WAN Interface Cards
2-34
Cisco ICS 7750 System Description
78-10360-02
VIC-4FXS/DID
The VIC-4FXS/DID card supports up to four FXS ports or DID analog trunks.
Each port on the VIC-4FXS/DID can be configured to be used in FXS or DID
mode.
Figure 2-11 VIC-4FXS/DID Card
Technical Specifications
Table 2-10 lists the technical specifications for the VIC-4FXS/DID card.
65683
VIC
4FXS/DID
IN USE
3 2 1 0
Table 2-10 Technical Specifications for VIC-4FXS/DID Card
Type Description
Interface type FXS or DID
Address signaling formats In-band DTMF
Out-of-band pulse (10/20 pps)
Signaling modes
• FXS—Loop start
• DID—Wink, immediate, and delay dial
Tone disconnect supervision DID—Power denial (Caller Party Control and far-end disconnect)
Ringing frequencies 20 Hz, 50 Hz
Physical connector RJ-11
Number of connectors/ports Four
Cisco IOS requirement 12.2(4)XL3
Compliance FCC Part 15 Class B
Safety conformance UL 1950
FXS homologation USA (TIA/EIA-15-968), Canada (CS-03 I)
