Vigor2820 Series User’s Guide
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Packet Size The amount of data contained in a single packet. The default
value is 20 ms, which means the data packet will contain 20
ms voice information.
Voice Active Detector This function can detect if the voice on both sides is active or
not. If not, the router will do something to save the bandwidth
for other using. Click On to invoke this function; click off to
close the function.
Default SIP Account You can set SIP accounts (up to six groups) on SIP Account
page. Use the drop down list to choose one of the profile
names for the accounts as the default one for this phone
setting.
Play dial tone only when account registered - Check this
box to invoke the function.
In addition, you can press the Advanced button to configure tone settings, volume gain,
MISC and DTMF mode. Advanced setting is provided for fitting the telecommunication
custom for the local area of the router installed. Wrong tone settings might cause
inconvenience for users. To set the sound pattern of the phone set, simply choose a proper
region to let the system find out the preset tone settings and caller ID type automatically. Or
you can adjust tone settings manually if you choose User Defined. TOn1, TOff1, TOn2 and
TOff2 mean the cadence of the tone pattern. TOn1 and TOn2 represent sound-on; TOff1 and
TOff2 represent the sound-off.
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