Grandstream Networks UCM6510 User Manual page 124

Call Forward No Answer
CFN Time Condition
Call Forward Busy
CFB Time Condition
CC Settings
Enable CC
CC Mode
Firmware Version 1.0.10.39
configuration dialog. Scroll down the add Time Condition for specific
time.

Office Time and Holiday could be configured on page Settings->Time
Settings->Office Time/Holiday page.
Configure the Call Forward No Answer target number. If not configured,
the Call Forward No Answer feature is deactivated. The default setting is
deactivated.
Select time condition for Call Forward No Answer. The available time
condition are "Office Time", "Out of Office Time", "Holiday", "Out of
Holiday", "Out of Office Time or Holiday" and "Specific".
Note:

"Specific" has higher priority to "Office Times" if there is a conflict in
terms of time period.

Specific time can be configured on the bottom of the extension
configuration dialog. Scroll down the add Time Condition for specific
time.

Office Time and Holiday could be configured on page Settings->Time
Settings->Office Time/Holiday page.
Configure the Call Forward Busy target number. If not configured, the Call
Forward Busy feature is deactivated. The default setting is deactivated.
Select time condition for Call Forward Busy. The available time condition
are "Office Time", "Out of Office Time", "Holiday", "Out of Holiday", "Out of
Office Time or Holiday" and "Specific".
Note:

"Specific" has higher priority to "Office Times" if there is a conflict in
terms of time period.

Specific time can be configured on the bottom of the extension
configuration dialog. Scroll down the add Time Condition for specific
time.

Office Time and Holiday could be configured on page Settings->Time
Settings->Office Time/Holiday page.
If enabled, UCM6510 will automatically alert this extension when a called
party is available, given that a previous call to that party failed for some
reason. By default it's disabled.
Two modes for Call Completion are supported:

Normal: This extension is used as ordinary extension.

For Trunk: This extension is registered from a PBX.
The default setting is "Normal".
UCM6510 IP PBX User Manual Page 123 of 339