Using Desktop Services21Changing a key typeThis procedure describes how to change a Conference (AO3) key to aCFW key.To change the function of a key from AO3 to CFW:1. Scroll down the list of keys until the AO3 key is visible in the Keyssection.2. Select CFW from the drop-down list in the Key Type column for theselected key.The Telephone Details page refreshes. The system displays therequired parameters, Redirection DN Length and Redirection DN,in the Key Value column. An edit box is provided for each parameter.3. Determine the maximum number of digits of your CFW DN.4. Enter the maximum number of digits of your CFW DN into theRedirection DN Length edit box. See Figure 3 on page 21.5. To program the CFW DN by using the web display, enter the DN intothe Redirection DN edit box.Note 1: You can also program the DN by using the CFW key after thekey is configured on your telephone.Note 2: When you change a key type, the system default parametervalues for the new key type do not appear. If you specify a redirectionDN length that is greater than the system maximum, or if you specifya redirection DN that has more digits than the system maximum, youreceive a validation error.Figure 3: Entering the CFW parameters6. Click Validate on the Telephone Details page.