Draytek Vigor2110 Series User Manual page 200

Default SIP Account
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.
Vigor2110 Series User's Guide
Single Codec – If the box is checked, only the selected Codec
will be applied.
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.
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.
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