Zhone 2000 User Manual
2000-A2-GB20-10
- 256 -
February 2004
Idle State Voltage
>21V
Ring Voltage
JF2004,
JF2304/8
JF2304/8
JF2008,
JF2104/8
JF2104/8
>40 vrms at 2.5 REN load
>40 vrms at 5 REN load
Ring Frequency
20, 25 Hz
Gain/System Loss
Programmable, +3dB to -9dB
Table C–3. JF2004i and JF2104i ISDN Voice Features
Feature
Description
Ports
4 BRI S0 ports (RJ45)
Line
4-wire (Tx and Rx pair)
Operating Mode
Full Duplex
Data Rate
2B+D ISDN (B=64 kbps, D=16 kbps)
128 kbps available
128 kbps available
Power
PS1 and PS2 powering for ISDN phone, 10 power
consumption units (pcu)/port
consumption units (pcu)/port
Table C–4. 2/4/8-Port Digital Voice Features
Feature
Description
Compression
G.711 (64 kbps PCM), G.726 (32 kbps ADPCM)
Encoding
A-law, u-law
Echo Cancellation
G.168 compliant (single reflector)
Fax Support
Digital G3, G4 (for JF2004i and JF2104i), and
analog V.17, V.29 (with external adapter)
analog V.17, V.29 (with external adapter)
Protocol Support
CopperCom, ELCP (af-vmoa-0145), Paradyne,
LES (af-vmoa-0145), MGCP, SIP capable
LES (af-vmoa-0145), MGCP, SIP capable
Modem Support
V.34, V.90 support
Calling Features
caller ID, flash hook, three-way calling, distinctive
ringing, stutter dial tone, call forwarding, call
waiting
ringing, stutter dial tone, call forwarding, call
waiting
Table C–2. 2/4/8-Port Analog Voice Features
Feature
IAD
Description