Technical Specification
Telephone Interfaces
GXW4004: 4RJ11 FXS ports
GXW4008: 8 RJ11 FXS ports
Network Interfaces
10M/100Mbps, dual RJ45 ports
Admin Console Interface
RS232 Serial Port
LED indicators
Power, Network and Line LEDs
Voice-over-Packet Capabilities
G.168 compiant Echo Cancelation, Dynamic Jitter Buffer, Moderm detection & auto-switch G.711
PTSN Fail-over Life Line
PTSN failover on power failure
Voice Compression
G.711, G.723, G.726 (40/32/24/16), G.729A/B/E, G.728, iLBC
DHCP Client/Server
Yes, NAT Router or Switched Mode
Fax over IP
T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Passthrough
QoS
Diffserve, TOS, 802.1P/Q VLAN tagging
DTMF Method
Flexible DTMF transmission method, user interface of in-audio, RFC2833, and/or SIP info
IP Signaling
SIP (RFC 3261)
SIP Server Profiles
Up to 2 distinct SIP server profiles per system and independent SIP account per port
Provisioning
TFTP, HTTP, HTTPS
Management
Syslog support, HTTPS, telnet, remote mamangement using web browser
Power
Output: 12VDC Input: 100-240VAC / 50-60Hz
Environmental
Operational: 32-104°F or 0-40°C
Storage: 14-140°F or -10-60°C
Humidity: 10-90% Non-condensing
Dimensions (LxWxH)
230mm x 135mm x 35mm
Mounting
Wall mount and desktop
Short & Long Haul
REN3: Up to 150ft on 24AWG line
Caller ID
Bellcore Type 1&2, ETSI, BT, NTT, and DTMF-based CID
Polarity Reversal/Wink
Yes
EMC
EN55022/EN5504 and FCC part 15 Class B