Mitel 1000 Owner's Manual page 165

Select the Line
Select Day or Night Mode
Select those extensions that are not to ring. In default all extensions
are programmed to ring. A solid diamond, ♦, indicates the
extensions that will ring.
Restricting Outgoing Calls
This feature lets you decide which lines each extension can access
for outgoing calls. By default, all extensions have access to all
lines.
To restrict an extension from accessing a particular CO line
From the Programming Extension, press the PROGRAM Key
Press the Scroll Down Key ( ) until 'System programming' is
displayed.
Select 'System programming'.
Enter the System Programming Password and select 'Lines'.
Press the Scroll Down Key ( ) until 'Outgoing restriction' is
displayed.
Select 'Outgoing restriction'.
Select the line.
Select the extensions to be prevented from accessing that line. A ♦
is displayed alongside those extensions that are restricted from
accessing the line, and a ◊ is displayed alongside those extensions
that have access to the line.
Press the Speakerphone Key to finish programming.
.
Outgoing Groups
To program lines into groups for access using the codes 9 or 8.
'Exchange Lines and IP Trunks' can be grouped together in two
Outgoing Groups. Each Outgoing Group is associated with a code.
These codes are 9 or 8, with Group 1 being associated with 9, etc.
Dialing a code selects a line from the associated Outgoing Group.
From the Programming Extension, press the PROGRAM Key
Press the Scroll Down Key ( ) until 'System programming' is
displayed.
Select 'System programming'.
Enter the System Programming Password and select 'Lines'.
Press the Scroll Down Key ( ) until 'Outgoing groups' is displayed.
Select 'Outgoing groups'.
Select the Group you wish to set up. Two Groups can be set up,
each with a corresponding access code – 9 or 8.
Select the lines to be in the Group. The lines in the Group are
indicated by a ♦.
Press the Speakerphone Key to finish programming.
Lines can be in one Outgoing Group only. Selecting a line to be a
member of a Group automatically removes it from all other Groups.
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