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90 User Manual
2.5.2 Forwarding Your Calls by ISDN (Call Forwarding by
ISDN Provider)
You can have your incoming calls forwarded to an outside number via ISDN network.
This is the Call Forwarding feature provided by the ISDN network.
This feature can be categorised as follows:
Call Forwarding Unconditional (CFU)
Allows you to have all your incoming calls forwarded to an outside number via ISDN network
regardless of the status of your extension.
Call Forwarding Busy (CFB)
Allows you to have your incoming calls forwarded to an outside number via ISDN network when
your extension is busy.
Call Forwarding No Reply (CFNR)
Used to route your incoming calls to an outside number via ISDN network if your extension isn't
answered after a pre-determined number of rings.
To set
Off-hook.
Enter required number. Enter MSN (Multiple
Subscriber Number).
Dial #.
Unconditional
Busy
No Reply
Dial #.
On-hook.
C.Tone
PT / SLT
Press FWD/DND
or dial 710.
OR
MSN
Enter phone
number.
phone no.
#
#
9 2 1
9 3 1
9 4 1
FWD/DND
7 1 0