You can find here images about some of the GUI elements of Ozeki Phone System XE.
Figure 1 - Login screen of Ozeki Phone System XE
Figure 2 - Empty home screen of Ozeki Phone System XE
Figure 3 - Home screen with an outside line, a dial plan and some SIP extensions.
Figure 4 - Outside lines
Figure 5 - Extensions
Figure 6 - An example Outbound Dial Plan
Figure 7 - Available SQL APIs
Figure 8 - Activation page of Ozeki Phone System XE
Figure 9 - The About page