Administrator Manual OM Series IP Telephony System
6-6 www.newrocktech.com
Figure 6-10 DTMF setting interface
6.8 Voice Media Settings
Go to the Advanced > Media page to configure media related parameters.
Figure 6-11 Media setting interface
Table 6-1 Description of media parameters
Item Description
Codec
Valid values are G729A/20, PCMU/20 and PCMA/20, and multiple codecs can be
entered, separating with a comma.
Min. RTP port
The lower bound of RTP transmission and receiving port. The valid range is
10010-10500.
Max. RTP port
The upper bound of RTP transmission and receiving port. This value must be greater
than or equal to “2× number of lines＋min. RPT port”.
TOS/DSCP
This parameter specifies the priorities of media stream.
RFC2833, inband, and SIP INFO are supported for
transmitting DTMF signals. When RFC2833 is
chosen, the payload type should be configured,
which is 101 by default.
DTMF detection threshold/adjust are used for
DTMF reception.
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