Grandstream GXW400x User Manual User Manual

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FIRMWARE VERSION 1.0.14.1 GXW400X USER MANUAL Page 26 of 60

*87

Blind Transfer

*90

Busy Call Forward:

Dial “*90” and then the forwarding number followed by “#”. Wait for dial

tone then hang up.

*91

Cancel Busy Call Forward:

dial “*91”. Wait for dial tone. Hang up.

*92

Delayed Call Forward:

Dial “*92” and then the forwarding number followed by “#”. Wait for

dial tone then hang up.

*93

Cancel Delayed Call Forward:

Dial “*93” for a dial tone, then hang up.

Flash/Hook

If user hears call waiting beep, flash/hook will switch to the new incoming call. Also used to

switch to a new channel for a new call.

Pressing pound sign will serve as Re-Dial key.