Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
478
From: "1010" <sip:1010%23@10.2.1.48:5060>;tag=1945988802
To: <sip:2@10.2.1.48:5060>
Call-ID: 0_2336101648@10.3.20.6
CSeq: 1 INVITE
Contact: <sip:1010%23@10.3.20.6:5060>
Content-Type: application/sdp
Allow: INVITE, INFO, PRACK, ACK, BYE, CANCEL, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE, REFER, PUBLISH, UPDATE,
MESSAGE
Max-Forwards: 70
User-Agent: Yealink SIP-T46G 28.82.0.20
Allow-Events: talk,hold,conference,refer,check-sync
Content-Length: 300
Topic
Reserve # in User Name Configuration
Reserve # in User Name Configuration
The following table lists the parameter you can use to configure reserve # in user name.
Parameter sip.use_23_as_pound <y0000000000xx>.cfg
Description It enables or disables the IP phone to reserve the pound sign (#) in the user name.
Permitted
Values
0-Disabled (convert the pound sign into “%23”)
1-Enabled
Default 1
Web UI Features->General Information->Reserve # in User Name
Busy Tone Delay
The busy tone is audible to indicate that the call is released by the other party. You can define the amount of time to
play the busy tone.
Topic
Busy Tone Delay Configuration
Busy Tone Delay Configuration
The following table lists the parameter you can use to configure busy tone delay.
Parameter features.busy_tone_delay <y0000000000xx>.cfg
Description
It configures the duration time (in seconds) to play the busy tone when the call is released by the remote
party.
Permitted
0-0s, the IP phone will not play a busy tone.