SUBSCRIBE for MWI

SUBSCRIBE for Registration

Feature Key Synchronization PUBLISH for Presence Proxy-Require

Voice Mail UserID

Send DTMF

DTMF Payload Type

Early Dial

Dial Plan Prefix

Dial Plan

"Keep-Alive". Configure this to be "No" if an outbound proxy is used. "STUN" cannot be used if the detected NAT is symmetric NAT.

When set to "Yes", a SUBSCRIBE for Message Waiting Indication will be sent periodically. The phone supports synchronized and non-synchronized MWI. The default setting is "No".

When set to "Yes", a SUBSCRIBE for Registration will be sent out periodically. The default setting is "No".

This feature is used for Broadsoft call feature synchronization. When it's enabled, DND and Call Forward features can be synchronized with Broadsoft server. The default setting is "Disabled".

Enables Presence feature on the phone. The default setting is "No".

A SIP Extension to notify the SIP server that the phone is behind a NAT/Firewall. Do not configure this parameter unless this feature is supported on the SIP server.

Allows you to access voice messages by pressing the MESSAGE button on the phone. This ID is usually the VM portal access number. For example, in Asterisk server, 8500 could be used.

Specifies the mechanism to transmit DTMF digits. There are 3 supported modes: in audio which means DTMF is combined in the audio signal (not very reliable with low-bit-rate codecs), via RTP (RFC2833), or via SIP INFO.

Configures the payload type for DTMF using RFC2833. The default value is 101.

Selects whether or not to enable early dial. If it's set to "Yes", the SIP proxy must support 484 response. The default setting is "No".

Sets the prefix added to each dialed number.

A dial plan establishes the expected number and pattern of digits for a telephone number. This parameter configures the allowed dial plan for the phone.

Dial Plan Rules:

1.Accepted Digits: 1,2,3,4,5,6,7,8,9,0 , *, #, A,a,B,b,C,c,D,d;

2.Grammar: x - any digit from 0-9;

a)xx+ - at least 2 digit numbers

b)xx. - only 2 digit numbers

c)^ - exclude

d)[3-5] - any digit of 3, 4, or 5

FIRMWARE VERSION 1.0.4.23

GXP2120/GXP2110/GXP2100/GXP1450 USER MANUAL

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Grandstream Networks GXP2100, GXP2110, GXP1450 user manual Firmware Version