Serial data (channel-group)

2 per port

E1 unframed G.703

Not supported

Voice channel associated signaling (CAS) (ds0-group)

24 per port (T1)

31 per port (E1)

1 per timeslot

PRI (pri-group)

1 per port

Drop and insert

(tdm-group)

24 per port (T1)

31 per port (E1)

1 per timeslot

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) and 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

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

Dimensions (H x W x D)

1.25 x 3.50 x 7.24 in. (3.18 x 8.89 x 18.39 cm)

Environmental

●  Operating temperature: 0 to 50°C (32 to 122°F)

●  Storage temperature: -20 to +65°C (-4 to 148°F)

●  Relative humidity: 10 to 85% noncondensing operating; 5 to 95% noncondensing, nonoperating

T1 Compliance (partial list)

●  TIA-968-A

●  CS-03

●  Jate

●  ANSI T1.403

E1 Compliance (partial list)

●  TBR4, TBR12, and TBR13

●  ITU-T G.703, G.704, G.823, and I.431

●  S016 (Australia)

Weight

0.40 lb (181g)