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GXW40XX F
EATURES
The GXW4000 series is a next gen eration IP voice gat eway that is inte roperable and compatible with
leading IP-PBXs, Softswi tches and SIP platforms. The GXW4000 series FXS gateway is auto-
configurable, remotely manageable and scalable. The GXW4000 series gateways come in three models
- the GX W-4004,GXW-4008 and GXW4024, each offering superb voice quality, traditional teleph ony
functionality, easy d eployment, and 4,8 and 24 FXS ports respectively. Each mod el features flexible
dialing plans, integrated call routing to support a pure IP network call and an external power supply.
S
F
OFTWARE
EATURES
4, 8 or 24 FXS ports
Two RJ-45 ports (switched or routed) (one RJ-45 port in GXW4024)
Multiple SIP accounts &
configurable through 3 profiles)
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
Concealment (PLC)
Supports PSTN/PBX analog telephone sets or analog trunks
T
3: GXW40XX S
ABLE
OFTWARE
GXW4004
4 FXS ports
Telephone Interfaces
4 SIP accounts, 2 profiles
SIP Provisioning
Two (2) 10M/100 Mbps,
Network Interface
RJ-45
4 Concurrent Calls
Number
of
Concurrent
Calls
(except when using
SRTP)
Voice
Voice over Packet
(VAD) with CNG (comfort
Capabilities
noise generation) and PLC
(packet loss concealment),
AEC with NLP Packetized
Voice
(supports RTP/RTCP and
AAL2
compliant
Cancellation,
Jitter
detection & auto-s witch to
G.711
PSTN
PSTN Fail-over
power failure
G.711 + Annex I (PLC),
Grandstream Networks, Inc.
O
VERVIEW
profiles (4,8 / conf
F
EATURES
Activity
Detection
Protocol
Unit
protocol),
G.168
Echo
Dynamic
Buffer, Modem
failover
port on
GXW40XX User Manual
Firmware 1.0.5.10
igurable through 2 profiles, or 24 accounts /
Noise Generation (CNG), a nd Packet Loss
GXW4008
8 FXS ports
8 SIP accounts, 2 profiles
Two (2) 10M/100 Mbps, RJ-
45
8 Concurrent Calls
Voice
Activity
Detection
(VAD) with CNG (comfort
noise generation) and PLC
(packet loss concealment),
AEC with NLP Packetized
Voice
Protocol
Unit
(supports RTP/RTCP and
AAL2
protocol),
G.168
compliant
Echo
Cancellation, Dynamic Jitter
Buffer, Modem detection &
auto-switch to G.711
PSTN failover port on power
failure
G.711 + Annex I (PLC),
GXW4024
24 FXS ports
24 SIP accounts, 3 profiles
One 10M/100 Mbps LAN,
RJ-45
24 Concurrent Calls,
Voice
Activity
Detection
(VAD) with CNG (comfort
noise generation) and PLC
(packet loss c oncealment),
AEC with NLP Packetized
Voice
Protocol
Unit
(supports
RTP/RTCP)
G.168
compliant
Echo
Cancellation,
Adaptive
Jitter Buffer, Fax /Modem
detection & a uto-switch to
G.711
N/A
G.711 + Annex I (P LC),
Page 9 of 40
Last Updated: 01/2012
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