Cisco Cisco IOS Software Release 12.4(2)T 技术参考

This document lists the default feature codes for accessing SCCP features on analog phones connected to a voice gateway under 
the control of Cisco Unified Communications Manager. Not all features are supported by all versions of Cisco 
Unified Communications Manager. For feature information, see the

Notifies you of new voice mail.

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No action required on phone. 

You hear the message waiting indication tone when you pick up 
the handset whenever a new voice message is waiting to be heard.

Initiate an audio alert on the phone to notify 
you when a busy party becomes available. 

#1

After placing call to busy phone, dial callback activation key to 
activate SCCP-based CallBack on Busy feature. 

Forwards all calls to a target number.

**1

Dial the target phone number after hearing the beeps. 

You hear a confirmation tone when the handset is picked up to 
indicate all incoming calls are being forwarded.

If you try to activate CFA after it is already activated, you hear a 
fast busy tone.

Cancels an active CFA condition.

**2

You hear a confirmation tone when the handset is picked up to 
indicate incoming calls are no longer being forwarded.

Forwards calls to a target number when the 
called number is busy.

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No action required on phone.

Forwards calls to a target number when there 
is no answer at the called number.

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No action required on phone.

If you are on an analog SCCP phone that 
shares a line with an IP phone, you can hold 
and resume an active call by pressing 
hookflash.

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During an active call, you can press hookflash to place an active 
call on hold. After you hear a dial tone, you can place a call, go 
on-hook, or press hookflash again to resume the call. 

The held call can be resumed by any phone on the shared line as 
follows. 

Any analog phone on the shared line goes off-hook. 

Any IP phone on the shared line goes off-hook and the user 
presses Resume. 

Allows you to pickup incoming calls in a 
different pickup group from you.

**4

Dial the number of the pickup group after dialing the access 
code. 

Allows you to pickup incoming calls in the 
same pickup group as you.

**3

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Connects call to a third party that you dial.

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During a call, press hookflash to receive a dial tone. Dial number 
for transfer and either stay online to announce or hang up. The 
call is transferred when you hang up.