ZyXEL Communications IES-1248-51 Guía de usuario descargar pdf (Pagina 552)

Chapter 68 VoIP Commands

IES-1248-51V User’s Guide

552

voip profile dsp set <dsp-

profile>

[codec <codec>[,<codec> ...]]

[echotail <echo-tail>]

[playbuffer <min-delay> <max-

delay>]

[echocancel off|on]

[vad off|on]

[g711vpi <g711-vpi>]

[g723vpi <g723-vpi>]

[g726vpi <g726-vpi>]

[g729vpi <g729-vpi>]

This command creates and configures a DSP

(Digital Signal Processing) profile.

codec: Available codecs are:

G.711a: g711a

G.711mµ: g711mu

G.723: g723

G.726

16 kbps: g726-16

24 kbps: g726-24

32 kbps: g726-32

40 kbps: g726-40

G.729a & b: g729ab

echo-tail: The echo cancellation echo tail

period in milliseconds (8, 16, 32 or 128).

min-delay: The play buffer minimum delay

in milliseconds (10 ~ 500). This value should

be less than or equal to the max-delay.

max-delay: The play buffer maximum delay

in milliseconds (10 ~ 500). This value should

be greater than or equal to the min-delay.

echocancel off|on: Disable or enable echo

cancellation.

vad off|on: Disable or enable Voice Activity

Detection (VAD).

g711-vpi: G.711 voice package interval, 10,

20, 30 or 40 ms.

g723-vpi: G.723 voice package interval, 30

or 60 ms.

g726-vpi: G.726 voice package interval, 10,

20, 30 or 40 ms.

g729-vpi: G.729 voice package interval, 10,

20, 30, 40, 50 or 60 ms.

The default profile “DEFVAL” has the following

settings:

Codec: G.711a, G.711mµ

Min-delay: 30ms

Max-delay: 120ms

Echo tail: 32ms

Echo cancellation: on

vad: off

G.711 VPI: 20 ms

G.723 VPI: 30 ms

G.726 VPI: 20 ms

G.729 VPI: 20 ms

M/

H

voip profile dsp show [name] This command displays the settings of the

specified DSP profile, or displays the names of

all DSP profiles if none is specified.

L/L

Table 212 voip dsp Commands (continued)

COMMAND DESCRIPTION P

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