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Appendix b specifications, T1/e1 (8208/8208s), Voice features – Verilink 8100A (34-00237) Product Manual User Manual

Page 253: Analog voice, Digital voice, Appendix b, "specifications, Pecifications

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S p e c i f i c a t i o n s

B-1

A

P P E N D I X

B

A

PPENDIX

B

S

PECIFICATIONS

T1/E1 (8208/8208s)

Voice Features

Analog Voice

Voice Ports:

8 POTS ports (RJ-11)

Failover:

Analog input fail over to Line 1 (RJ-11)

Signaling:

Loop start, ground start

Dialing:

DTMF (tone), Pulse

Ring Source:

Internal

Impedance:

600 or 900

Ω or complex impedance

REN:

5 REN per port, 16 REN total

Loop Current:

20, 24 mA typical (country-specific)

Idle State Voltage:

−48 V typical

Ring Voltage:

Balanced 65 V rms

± 5% at 5 REN load

Ring Frequency:

20, 25, 50 Hz (country-specific)

Gain/System Loss:

Programmable, +3 to

−9 dB

Digital Voice

Non “s” Units:

G.711 (64 kbps PCM), G.726 (32 kbps
ADPCM)

“s” Units (VoIP):

G.711 (64 kbps PCM), G.726 (32 kbps
ADPCM), G.729a (8 kbps CS-ACELP)

Encoding:

A-law,

µ-law

Echo Cancellation:

G.168 compliant (single reflector)

Protocol Support:

CopperCom, ELCP (af-vmoa-0145),
Jetstream, LES (af-vmoa-0145), MGCP
and SIP (s-version only)

DID/DOD Support

Fax Support:

V.17, V.29 support