Chapter 6 Specifications

FEATURE

DESCRIPTION

Audio Codec

ITU-T G.711 (64 Kbps)

 

ITU-T G.729 AB

 

ITU-T G.726 (16/24/32/40 kbps)

 

ITU-T G.723.1 (6.3K/5.3Kbps)

 

Detection and Suppression of Silence (VAD)

 

Comfort Noise Generation of (Comfort Noise)

 

Echo Cancellation: G.168/G.165

 

Volume Adjustment

 

Dynamic Jitter Buffer (Adaptive)

 

PLC (Packet Loss Concealment)

 

DTMF Detection and Generation

 

DTMF: In-Band and Out-of-Band (PCM, RFC 2833, SIP INFO)

 

G.711 PCM Fax, Modem Detection and Pass-through

 

Duration of hook flash is adjustable

 

Different Country Tone Table

 

1.

Dial Tone

 

2.

Busy Tone

 

3.

Congestion Tone

 

4.

Ring back Tone

 

5.

Call Waiting Tone

 

6.

Howler Tone

 

 

LED Indicators

LAN

 

WAN

 

POWER

 

PHONE 1

 

PHONE 2

 

 

 

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P-27XX Series User’s Guide