Configuring VoIP Voice Mail 51types in a priority list of up to five options. Prioritize codecsdepending on your network configuration.5 Press OK to accept the new priority level of the chosen Codec.6 After modifying the Codec Priority list, you must manually registerthe IP Phone 1535 with the network, in order to utilize the newcodec priorities in subsequent operation. For more information, see"Registering the IP Phone 1535" (page 34).—End—Configuring VoIP Voice MailBefore you use the VoIP Voice Mail service on the IP Phone 1535, configurethe Voice Mail configuration options with the proper Voice Mail Number,Mailbox ID, and Mailbox Password.Accessing the Voice Mail configuration option:Step Action1 From the Main Menu, go to Settings > VoIP Settings > Misc. >Voice Mail , and press OK.2 On the Voice Mail menu the following configuration options areavailable:• Voice Mail Number: Configure the phone number used by theIP Phone 1535 to reach the VoIP Voice Mail server. By default,this value is 55999.• Mailbox ID: Configure the Mailbox ID used to access the VoIPVoice Mail.• Mailbox Password: Configure the password used to accessthe VoIP voice mailbox.—End—Configuring the Voice Mail Number:Step Action1 From the Main Menu, select Settings > VoIP Settings > Misc. >Voice Mail > Number, and press OK.2 Enter the Number associated with your voice mail. Press OK.Nortel Communications ServersNortel IP Phone 1535 Installation and CommissioningNN43160-300 02.03 StandardRelease 4.0/SN10 28 October 2009Copyright © 2009, Nortel Networks.