Software Features Overview

GXW40XX FEATURES

The GXW4000 series is a next generation IP voice gateway that is interoperable and compatible with leading IP-PBXs, Softswitches and SIP platforms. The GXW4000 series FXS gateway is auto- configurable, remotely manageable and scalable. The GXW4000 series gateways come in three models

-the GXW-4004,GXW-4008 and GXW4024, each offering superb voice quality, traditional telephony functionality, easy deployment, and 4,8 and 24 FXS ports respectively. Each model features flexible dialing plans, integrated call routing to support a pure IP network call and an external power supply.

•4, 8 or 24 FXS ports

•Two RJ-45 ports (switched or routed) (one RJ-45 port in GXW4024)

•Multiple SIP accounts & profiles (4,8 or 24 accounts / choice of 3 profiles per account)

•Supports Voice Codecs:

G711(a/µ, Annex I & II), G723.1A, G726 (ADPCM with 16/24/32/40 bit rates), G729 A/B/E, iLBC

•T.38 Fax

•Comprehensive Dial Plan support for Outgoing calls.

•G.168 Echo Cancellation

•Voice Activation Detection (VAD), Comfort Noise Generation (CNG), and Packet Loss Concealment (PLC)

•Supports PSTN/PBX analog telephone sets or analog trunks

TABLE 3: GXW40XX SOFTWARE FEATURES

GXW4004

GXW4008

GXW4024

Telephone Interfaces

4 FXS ports

8 FXS ports

24 FXS ports

SIP Provisioning

4 SIP accounts, 2 profiles

8 SIP accounts, 2 profiles

24 SIP accounts, 3 profiles

Network Interface

Two (2) 10M/100

Mbps,

Two (2) 10M/100 Mbps, RJ-

One 10M/100 Mbps LAN,

RJ-45

Voice over Packet

Voice

Activity

Detection

Voice

Activity

Detection

Voice

Activity

Detection

Capabilities

(VAD)

with

CNG (comfort

(VAD)

with CNG

(comfort

(VAD)

with CNG

(comfort

noise generation) and PLC

noise generation)

and

PLC

noise generation) and PLC

(packet loss concealment),

(packet

loss concealment),

(packet loss concealment),

AEC with NLP Packetized

AEC with

NLP Packetized

AEC with NLP Packetized

Voice

Protocol

Unit

Voice

Protocol

Unit

Voice

Protocol

Unit

(supports RTP/RTCP

and

(supports

RTP/RTCP

and

(supports

RTP/RTCP)

AAL2

protocol),

G.168

AAL2

protocol),

G.168

compliant

Echo

compliant

Echo

compliant

Echo

Cancellation,

Adaptive

Cancellation,

Dynamic

Cancellation, Dynamic Jitter

Jitter

Buffer,

Fax/Modem

Jitter

Buffer,

Modem

Buffer,

Modem detection &

detection & auto-switch to

auto-switch to G.711

G.711

PSTN Fail-over

G.711

PSTN

failover

port

PSTN failover port on power

N/A

power failure

failure

G.711 + Annex I (PLC),

Voice Compression

Annex

(VAD/CNG

Annex II (VAD/CNG format)

Annex

(VAD/CNG

format)

encoder

and

encoder

and

decoder,

format)

encoder

and

decoder,

G.723.1A,

G.726(ADPCM

decoder,

G.723.1,

G.726(ADPCM

with

with 16/24/32/40

bit rates),

G.726(ADPCM

with

16/24/32/40

bit

rates),

G.729A/B/E, iLBC

16/24/32/40

bit

rates),

G.729A/B/E, iLBC

G.726

provides

proprietary

G.729A/B/E, iLBC

Grandstream Networks, Inc.

GXW40XX User Manual

Page 8 of 38

Grandstream Networks GXW40XX user manual Software Features Overview

Models: GXW40XX

GXW40XX FEATURES