Upon completing this lesson, you will be able to use digit manipulation techniques to change callingparty (caller ID) and called-party (dialed digits) information, and be able to meet the following objectives:
■ Describe when to use digit manipulation in CUCM.
■ Describe CUCM digit manipulation operation.
■ Identify CUCM digit manipulation configuration options.
■ Describe how to use external phone number masks.
■ Describe how to use translation patterns.
■ Describe how to use transformation masks in CUCM.
■ Describe how to use digit stripping in CUCM.
■ Describe how to use significant digits in CUCM.
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