Polycom SoundPoint IP 650 User Manual page 37

If you selected Always, enter a number to forward all future incoming
a
calls to.
If you selected No Answer, enter a number to forward all unanswered
b
incoming calls to and how many rings to wait before forwarding (one
ring is approximately six seconds). A value of 2 is recommended.
If you selected Busy, enter a number to forward all future incoming
c
calls to when you are already in another call.
You can also enter the SIP URL or IP address. For more information on using a SIP
Note
URL or IP address, refer to
5. Select the Enable soft key to confirm call forwarding.
A moving arrow appears on the line label to confirm call forwarding is
enabled.
Using the Basic Features of Your Phone
Placing Calls on page 2-2
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