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Grandstream Networks, Inc. GXP1100/1105 User Manual Page 27 of 34
Firmware version: 1.0.1.110 Last Updated: 01/2012
SUBSCRIBE for
Registration
Default is “No”. When set to “Yes” a SUBSCRIBE for Registration will be sent
periodically.
Proxy-Require
SIP Extension to notify SIP server that the unit is behind the NAT/Firewall.
Voice Mail UserID
When configured, user can access messages by pressing “MSG” button. This
userID is usually the VM portal access number.
Note: If server side feature code is used for VM portal access number, please also
configure “Enable Call Features” to “No” under account setting page to use non-
local feature code.
Send DTMF
This parameter specifies the mechanism to transmit DTMF digit. There are 3
supported modes:
- In audio: DTMF is combined in audio signal (not very reliable with low-bit-rate
codec)
- via RTP (RFC2833)
- via SIP INFO
DTMF Payload Type
Sends DTMF using RFC2833. The default is 101.
Early Dial
Default is “No”. Use only if proxy supports 484 responses.
Dial Plan Prefix
Sets the prefix added to each dialed number.