Grandstream Networks Grandstream BudgeTone 200 User Manual
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Proxy-Require
SIP Extension to notify SIP server that the unit is behind the
NAT/Firewall.
Voice Mail User ID When configured, user will be able to dial voice mail server by pressing
“MSG” button.
Send DTMF
This parameter specifies the mechanism to transmit DTMF digit. There
are 3 modes supported: in audio which means DTMF is combined in
audio signal (not very reliable with low-bit-rate codec), via RTP
(RFC2833), or via SIP INFO.
Early Dial
Default is No. Use only if proxy supports 484 response.
Dial Plan Prefix
Sets the prefix added to each dialed number.
Enable Call
Features
Default is No. If set to Yes, Call transfer, Call Forwarding & Do-Not-
Disturb are supported locally.
Disable Missed-Call Default is No. If set to Yes, missed calls will not be recorded for your
review.
Session Expiration Grandstream implemented SIP Session Timer. The session timer
extension enables SIP sessions to be periodically “refreshed” via a SIP
request (UPDATE, or re-INVITE. Once the session interval expires, if
there is no refresh via a UPDATE or re-INVITE message, the session
will be terminated.
Session Expiration is the time (in seconds) at which the session is
considered timed out, if no successful session refresh transaction occurs
beforehand. The default value is 180 seconds.
Min-SE
The minimum session expiration (in seconds). The default value is 90
seconds.
Caller Request
Timer
If selecting “Yes” the phone will use session timer when it makes
outbound calls if remote party supports session timer.
Callee Request
Timer
If selecting “Yes” the phone will use session timer when it receives
inbound calls with session timer request.
Force Timer
If selecting “Yes” the phone will use session timer even if the remote
party does not support this feature. Selecting “No” will allow the phone
to enable session timer only when the remote party support this feature.
To turn off Session Timer, select “No” for Caller Request Timer, Callee
Request Timer, and Force Timer.
UAC Specify
Refresher
As a Caller, select UAC to use the phone as the refresher, or UAS to use
the Callee or proxy server as the refresher.