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IDLE IDLE Data call 
in 
progressData call 
in 
progressPress **0# from POTS 1 
or POTS 2Telephone port call is 
established successfully 
in enblock mode. In 
overlap mode, if both the 
calls aredestined for same 
location, then one data 
call is bumped to 
establish the intercom 
mode successfully. 
Otherwise, the user at 
POTS 1 or 2 hears a...

 
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Redial
This feature enables you to redial the last number called on either telephone 
port 1 or 2. The following conditions apply:
This feature recalls only the last digits dialed, to a maximum of 65.
The router does not store feature access codes starting with an asterisk (*), 
interactive voice response (IVR) digits, or the pound (#) key....

 
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Call Transfer
The call transfer feature enables you to transfer an external call from one 
telephone port to the other. Call transfer does not require any subscription from 
the switch.
Activating the Call Transfer Feature
To transfer an incoming voice call from one port to another, press the flash hook 
switch, then **0# on the telephone...

 
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Volume Adjustments
The volume adjustment features enables you to adjust the receiver volume of the 
POTS ports. 
To configure the telephone receiver volume on each port, use the Cisco IOS 
volume command in the dial-peer configuration mode:
volume number
where number is a numeric value from 1 to 5 representing the volume setting
ranging from -12...

 
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Volume Adjustment Configuration Example
The following example configures the volume of the receiver on the router 
telephone ports 1 and 2:
router# configure terminal
router(config)# dial-peer voice 1 pots
router(config-dial-peer)# volume 4
router(config-dial-peer)# dial-peer voice 2 pots
router(config-dial-peer)# volume 2
Volume Adjustment...

 
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Configuring Distinctive Ringing Based on Caller ID
To enable and configure distinctive ringing based on caller ID, use the following 
Cisco IOS command in dial-peer configuration mode:
caller number ring cadence
no caller number ring cadence
where number is the caller ID number of the incoming call, and cadence is the 
setting for ring cadence...

 
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Distinctive Ringing Configuration Example
The following is an example of the distinctive ringing configuration:
cisco801# configure terminal
Enter configuration commands, one per line.  End with CNTL/Z.
cisco801#(config)#dial-peer voice 1 pots
cisco801#(config-dial-peer)#caller-number 11111 ring 1
cisco801#(config-dial-peer)#caller-number 22222...

 
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Distinctive Ringing Configuration Output Example
The following is an example of the output for the distinctive ringing feature from 
the show running-config command:
!
dial-peer voice 1 pots
  no caller-id
  no forward-to-unused-port
  call-waiting
  ring 0
  no silent-fax
  registered-caller ring 1
  port 1
  volume 3
  caller-number 11111 ring...

 
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no subaddress number
where number is the subaddress of a POTS port. Only one subaddress can be 
configured for each port. By default, no subaddresses are configured.
Subaddressing Scenarios
Ta b l e 6 - 1 5 shows scenarios for subaddresses for a POTS port.
Table 6-15 Subaddress Scenarios
Condition Event Result
User configures a destination...

 
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Subaddressing Configuration Example
The following is an example of the subaddresses configuration:
router# configure terminal
router(config)# dial-peer voice 1 pots
router(config-dial-peer)# destination-pattern 5551111
router(config)# dial-peer voice 2 pots
router(config-dial-peer)# destination-pattern 5552222
router(config-dial-peer)#...