Draytek Vigor2830 Series User Manual page 262

Phone List
RTP
Vigor2830 Series User's Guide
Port – there are two phone ports provided here for you to
configure. Phone1/Phone2 allowS you to set general settings
for PSTN phones.
Call Feature – A brief description for call feature will be
shown in this field for your reference.
Codec – The default Codec setting for each port will be shown
in this field for your reference. You can click the number below
the Index field to change it for each phone port.
Tone - Display the tone settings that configured in the advanced
settings page of Phone Index.
Gain - Display the volume gain settings for Mic/Speaker that
configured in the advanced settings page of Phone Index.
Default SIP Account – "draytel_1" is the default SIP account.
You can click the number below the Index field to change SIP
account for each phone port.
DTMF Relay – Display DTMF mode that configured in the
advanced settings page of Phone Index.
Symmetric RTP – Check this box to invoke the function. To
make the data transmission going through on both ends of local
router and remote router not misleading due to IP lost (for
example, sending data from the public IP of remote router to the
private IP of local router), you can check this box to solve this
problem.
Dynamic RTP Port Start - Specifies the start port for RTP
stream. The default value is 10050.
Dynamic RTP Port End - Specifies the end port for RTP
stream. The default value is 15000.
RTP TOS – It decides the level of VoIP package. Use the drop
down list to choose any one of them.
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