Cisco Phone Manual

Using New Cisco Phone
1.
Extension Number changes from 4 digits to 5 digits.
New Extension: ‘0’ + 4 digit Old Avaya Extension
Example: 6321 becomes 06321
The external number remains the same. For example, 020 7612 6321
2.
Internal Call to Avaya Extension or Cisco Extension
Prefix/Dial ‘0’ followed by 4 digit Avaya Extension number
Example. Dial ‘0’ + 6035  Dial 06035
3.
External Call to Local/National/Mobile
Dial ‘9’ followed by 10 digit local/national/mobile number
Example: Dial ‘9’ + 07543218765 or ‘9’ + 02076125123 etc.,
** Note: Please ignore the secondary dial-tone after pressing 90 **
Using Old Avaya Phone
1. Extension and External Number remain the SAME
Example. 4digit Extension Number: 5339. Same External Number: 020 7911 5339
2. Internal Call to New Cisco Extension or Avaya Extension
Dial the same 4-digit extension number to reach both Cisco and Avaya Extension.
*** Note to reach Cisco Extension: The Call Diversion from Old Avaya Extension to New
Cisco Extension is assumed. If call diversion has not been done for an extension. You should
dial 72 followed by 5-digit extension. Example. Dial 72-06321 ***
3. Internal Call to Newly Allocated Cisco Extension Number
Prefix 72 and dial the 5-digit Cisco Extension Number
Example: Dial ‘72’ + 06532.
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