User's Manual
Table Of Contents
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GXW42xx User Manual 
Version 1.0.5.43 
Firmware version 1.0.5.5 
•  Added option [Enable Fast RFC2833] to set DTMF duration by RFC2833. 
•  Added SNMP support. Added [SNMP] section. 
•  Added QoS settings for SIP and RTP packets. Rearranged options [Layer 2 QoS Settings] and [Layer 
3 QoS Settings]. 
•  Added star code [*98] to play registration ID 
•  Added star code [*99] to trigger provisioning process. 
•  Added support to download device configuration file. 
Firmware version 1.0.4.22 
•  Added support for audio codec G.722 
•  Added  option  [Always  send  HTTP  Basic  Authentication  Information]  to  enable  sending  HTTP 
authentication without server challenge 
•  Added the options to enable/disable [Use P-Preferred-Identity Header] and [Use Privacy Header] 
•  Added the options to enable/disable [Do Not Escape '#' as %23 in SIP URI] 
Firmware version 1.0.4.17 
•  Added [Use Request Routing ID in SIP Headers] to enable/disable device to use configured Request 
URI Routing ID for certain FXS port in its SIP message Header when a trunk SIP account is used. 
•  Added option [Add Auth Header on Initial REGISTER] to enable/disable including authentication header 
in the initial REGISTER. 
Firmware version 1.0.4.7 
•  Added option [Enable LLDP] to enable/disable LLDP. 
•  Added field [Request URI Routing ID] to allow device to route the calls to individual FXS ports based on 
the DID, when only have one sip registration. 
Firmware version 1.0.4.4  
•  Added option [Display Language] to choose language for LCD display. 
•  Added option [Prompt Dial Tone Code] to configure dial code. 










