Accessibility Interface104Using hot keysYou can assign keyboard hot keys to access the full range of Call Controlwindow functions and menu options—necessary for using all of theIP Softphone 2050 features from the Accessibility Interface.For information about available hot keys, and for adding or removing hotkeys, see “Hot keys” on page 27.Limitations of Accessibility InterfaceThe following limitations apply to the IP Softphone 2050 for WindowsRelease 3.3 Accessibility Interface.• The Graphical External Application Server (GXAS) interface (addedin Release 3.1) is not compliant with the accessibility feature.• Key Expansion Module (KEM) is not supported for accessibility mode.