Advanced Setting
Parameter Description
RTP Port Min Specifies the minimum port number for RTP transmission and reception (even
number only).
RTP Port Max Specifies the maximum port number for RTP transmission and reception (even
number only).
Codec Priority Specifies the codec types in order of priority. (The codec typed first has the
highest priority.)
Note
Calls are always established based on the calling party’s codec priority
setting.
Outband DTMF Specifies whether to use Outband (RFC2833) DTMF tones or not. If NO is
selected, Inband DTMF tones will be used.
One time Caller ID Deny
Code
Specifies the number to dial when preventing the calling party’s telephone
number from being displayed on the called party’s telephone for outside
calls.
*1
One time Caller ID
Permit Code
Specifies the number to dial when showing the calling party’s telephone
number on the called party’s telephone for outside calls.
*1
SIP Listen Port Specifies the port number to listen for incoming SIP calls.
RTP TOS Specifies the ToS value in the IP header of RTP packets.
SIP TOS Specifies the Diffserv (ToS) value in the IP header of SIP packets.
*1
The number entered in this box has priority over features set via the PBX that use the same feature number.
98 IP Networking Guide Document Version 2010-08
4.6.1 Registering IP Telephones
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