User's Manual
FIRMWARE VERSION 1.0.0.2 GXW42XX USER MANUAL Page 27 of 52
2. Use Random Ports (under Advanced Settings webpage)
It really depends on your network settings, so set this parameter to Yes or No, whichever works.
Generally if you have multiple IP devices under the same network, it should be set to Yes. If using a
Public IP address, set this parameter to No
.
3. NAT Traversal (under the Profile web pages)
Set this to Yes when gateway is behind firewall on a private network.
DTMFMETHODS
DTMF Settings are in Profile pages.
• DTMF in-audio
• DTMF via RTP (RFC2833)
• DTMF via SIP INFO
You can enable set priority of DTMF methods according to your preference, from Priority 1 to 3. This
setting should be based on your server DTMF setting.
PREFERREDVOCODER(CODEC)
The GXW42XX supports a broad range of voice codecs. Under Profile web pages, choose your preferred
order of different codecs:
• PCMU/A (or G711µ/a)
• G729 A/B
• G723
• G726 (16/24/32/40)
• iLBC
• AAL2 (all G726)
DEFINITIONS
This section will describe the options in the Web configuration user interface. As mentioned, a user can
log in as an administrator or end-user.
Functions available for the end-user are:
• STATUS: Displays the network status, account status, software version and MAC-address of the
phone