APPENDIX C: PPPoE on the WAN
Cisco Unified Communications Technical Training
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3. Click on the “System” tab and select the System Type as a “KeySystem”. Change the System
Message to “UC520”. Set number of digits per extension to 3
4. Click on the “Voicemail” tab. Configure the “Voicemail Access Extension” as 298. This number
is transparent to the end user and is used by the UC500 as a trigger for Voicemail application.