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General| Operating Humidity | 10% to 90% Non-condensing |
|---|---|
| Network Interface | Dual 10/100/1000 Mbps Ethernet ports |
| Power Supply | 12V DC |
| Voice Codecs | G.711, G.726, iLBC |
| Management | Web-based |
| Protocols | SIP, HTTP/HTTPS, TFTP, DHCP, ARP, ICMP, TCP, UDP, RTP, RTCP, SRTP, STUN, NTP |
| Fax over IP | T.38 |
| Telephony Features | Caller ID, Call Waiting, Call Forward, Do Not Disturb, Call Transfer |
| QoS | DiffServ, ToS, 802.1p/Q VLAN |
| Operating Temperature | 0°C |
Outlines compliance with safety standards and warnings for proper usage.
Provides step-by-step instructions for physically connecting the GXW42XX gateway.
Details how to initiate phone calls using the connected analog phones.
Explains how to make direct IP calls between devices without a SIP proxy.
Covers methods for transferring calls, including blind and attended transfers.
Introduces configuration via the embedded web server.
Explains how to access and log in to the gateway's web-based configuration interface.
Details settings for NAT traversal, especially when behind a firewall.
Defines how the gateway handles NAT traversal mechanisms.
Covers fundamental SIP transport and registration settings.
Explains how to upgrade firmware using network protocols like TFTP, HTTP, and HTTPS.
Provides step-by-step instructions for performing a firmware upgrade locally.
Explains the importance of backing up settings before performing a factory reset.
Details the physical method for resetting the device using the reset button.
Describes how to perform a factory reset using the Interactive Voice Response (IVR) system.
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