Linksys WIP310 SPA500 Series and WIP310 IP Phone Administration Guide - Page 294

Cisco SPA 500 Series and Wireless IP Phone Field Reference Attendant Console Tab (Cisco SPA 500 Series) B Parameter Background Picture Type LCD Contrast Back Light Enable Back Light Timer (sec) Description Select from Default, Download BMP Picture, or None. Defaults to Default. For more information, see the "Configuring Phone Information and Display Settings" section on page 32. Enter a number value from 1 to 30. The higher the number, the greater the contrast on the screen. Select yes to enable the screen back light. Enter the number of seconds before the back light should turn off. Attendant Console Tab (Cisco SPA 500 Series) This tab includes the following sections: • General, page 283 • Unit 2, page 284 General Parameter Subscribe Expires Subscribe Retry Interval Unit 1 Enable Description Specifies how long the subscription remains valid. After the specified period of time, elapses, the Cisco SPA 500S initiates a new subscription. Defaults to 1800. Specifies the length of time to wait to try again if subscription fails. Enables or disables the first Cisco SPA 500S unit (each IP phone can have up to two Cisco SPA 500Ss attached). Cisco SPA 500 Series and WIP310 IP Phone Administration Guide 283