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GXW42xx User Manual
Version 1.0.15.30
GXW42XX FEATURES
The GXW42XX is a next generation IP voice gateway that is interoperable and compatible with leading IP-
PBXs, Soft switches and SIP platforms. The GXW42XX FXS gateway is auto-configurable, remotely
manageable and scalable. The GXW42XX gateways come in four models - the GXW4216, GXW4224,
GXW4232and GXW4248, each offering superb voice quality, traditional telephony functionality, easy
deployment, and 16, 24,32 and 48FXS ports respectively. Each model features flexible dialing plans,
integrated call routing to support a pure IP network call and an external power supply.
Software Features Overview
16, 24, 32 or 48FXS ports (no front panel FXS ports on GXW4248)
RJ-45 Ethernet ports
4 configurable SIP profiles
Supports Voice Codecs:
G711 (a/µ, Annex I & II), G723.1A, G726 (ADPCM with 16/24/32/40 bit rates), G729 A/B, 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: GXW42XX Software Features
16 SIP accounts, 4
profiles
24 SIP accounts, 4
profiles
32 SIP accounts, 4
profiles
48 SIP accounts,
4 profiles
Number of
Concurrent Calls
(except when
using SRTP)