Part Number

umber of Ports

T1 Support

E1 Support

Unstructured E1 (G.703) Support

Data Support WIC Mode

Voice Support VIC*

Drop-and-Insert Multiplexing

VWIC3-1MFT-T1/E1

1

Yes

Yes

No

Yes

Yes

Yes

VWIC3-2MFT-T1/E1

2

Yes

Yes

No

Yes

Yes

Yes

VWIC3-4MFT-T1/E1

4

Yes

Yes

No

Yes

Yes

Yes

VWIC3-1MFT-G703

1

Yes

Yes

Yes

Yes

Yes

Yes

VWIC3-2MFT-G703

2

Yes

Yes

Yes

Yes

Yes

Yes

Configuration Description

1-port Cards

VWIC3-1MFT-T1/E1,
VWIC3-1MFT-G703

2-port Cards

VWIC3-2MFT-T1/E1, 
VWIC3-2MFT-G703

4-port Card

VWIC3-4MFT-T1/E1

Data Only

Serial Data (channel-group*)

2 total
2 per port

2 total
2 per port

4 total
1 per port

Voice Only

Voice CAS (ds0-group**)

24 total (T1)
31 total (E1)
1 per timeslot

48 total (T1)
62 total (E1)
1 per timeslot

96 total (T1)
124 total (E1)
1 per timeslot

Voice, Video and Data

PRI (pri-group***)

1 total
1 per port

2 total
1 per port

4 total
1 per port

Drop & Insert (tdm-group****)

24 total (T1)
31 total (E1)
1 per timeslot

48 total (T1)
62 total (E1)
1 per timeslot

96 total (T1)
124 total (E1)
1 per timeslot

Product Number

Description

VWIC3-1MFT-T1/E1

1-Port T1/E1 Multiflex Trunk Voice/WAN Interface Card

VWIC3-2MFT-T1/E1

2-Port T1/E1 Multiflex Trunk Voice/WAN Interface Card

VWIC3-4MFT-T1/E1

4-Port T1/E1 Multiflex Trunk Voice/WAN Interface Card

VWIC3-1MFT-G703

1-Port G.703 Multiflex Trunk Voice/WAN Interface Card

VWIC3-2MFT-G703

2-Port G.703 Multiflex Trunk Voice/WAN Interface Card

T1 Network Interface

Transmit Bit Rate

1.544 Mbps ± 50 bps/32 ppm

Receive Bit Rate

1.544 Mbps ± 50 bps/32 ppm

Line Code

Alternate-mark-inversion (AMI), binary 8-zero substitution (B8ZS)

AMI Ones Density

Enforced for n x 56-kbps channels

Framing Format

D4 (Super Frame [SF]) and Extended Super Frame (ESF)

Output Level (line build-out [LBO])

0, -7.5, or -15 dB

Input Level

+1 dB0 down to -24 dB0

Data-Terminal-Equipment (DTE) Interface (WIC mode)

Fractional service

DTE Interface (VIC mode)

G.704 or structured

Data-Communications-Equipment (DCE) Interface

G.704 or structured

E1 Network Interface

Transmit Bit Rate

2.048 Mbps ± 100 bps/50 ppm

Receive Bit Rate

2.048 Mbps ± 100 bps/50 ppm

Data Rate

1.984 Mbps (framed mode) per E1 port

Clocking

Internal and loop (recovered from network)

E1 National Bits

Fixed (nonconfigurable)

Encoding

High-density bipolar three (HDB3)

DTE Interface (WIC mode)

Fractional service

DTE Interface (VIC mode)

G.704 or structured

DCE Interface

G.704 or structured