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General| Brand | Grandstream Networks |
|---|---|
| Model | GXW4216 |
| Category | Gateway |
| Language | English |
Provides a step-by-step guide on how to connect the GXW42XX gateway to the network.
Details features like VAD, CNG, PLC, LEC, Echo Cancellation, and Jitter Buffer.
Covers supported voice codecs, fax capabilities, QoS, transport protocols, and IP signaling.
Provides a detailed comparison of hardware specifications for GXW4216, GXW4224, GXW4232, and GXW4248 models.
Guides users on how to use the voice prompt menu for device configuration via analog phone.
Defines the voice prompts and corresponding user options for device configuration.
Details specific menu options (014-748) for firmware, configuration, IP calls, and reset functions.
Describes direct IP calling between devices without a SIP proxy, including prerequisites and methods.
Details two methods for direct IP calls: using the IVR menu and using star codes.
Lists all available call features and their corresponding star codes for quick access.
Introduces the web browser interface for configuring the GXW42XX gateway.
Provides instructions on accessing the HTML configuration menu via the Ethernet port and default login credentials.
Covers SIP transport, registration, authentication headers, outgoing calls without registration, and expiration.
Details advanced SIP options like Random SIP Port, RTP port, T1/T2 timeouts, hold target, and TEL URI.
Configures SIP URI handling, privacy headers, P-Preferred-Identity, session timer, and caller ID display.
Configures message validation, SIP User ID checking, incoming INVITE authentication, and server certificate validation.
Details DTMF methods, preferred vocoders, voice frames per TX, and payload types.
Configures G723 rate, G726 packing mode, iLBC frame size, SRTP mode, and crypto lifetime.
Defines dial plan rules, grammar, and examples for routing calls.
Provides detailed dial plan examples and configures the '#' key, no key entry timeout, and auto-dial delay.
Details how to enable/disable various call features using star codes.
Details the process of upgrading firmware using TFTP, HTTP, or HTTPS servers.
Explains two methods for resetting the unit: using the reset button and the IVR command.
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