152 Digital Telephone IP Adapter Installation and Administration Guide
Using the digital telephone Standard 2.1
Going online and offline
Your Digital Telephone IP Adapter unit site can operate in either online mode or
offline mode. This is controlled by one or both of the following:
!SPRE codes to manually toggle between online and offline modes.
!An online/offline schedule on the host PBX to automatically toggle your
site between online and offline modes.
For a description of the online and offline modes, refer to “Modes of operation”
on page 142.

Using the SPRE code to place your unit in online mode

To use the SPRE code to place your unit in online mode:
1Lift the telephone handset, or press the local calling key.
2Press the pound (#) key followed by the online SPRE code.
Note: Contact your system administrator for the online SPRE code.
Result: The connection to the host PBX is initiated and negotiated with the
host PBX. During this negotiation period (up to five seconds), you cannot
place host-controlled calls. When negotiation is completed and connection
to the host PBX has been established, Online Mode appears on the
telephone display and the system is ready to place and receive hos t calls.

Using the SPRE code to place your unit in offline mode

To use the SPRE code to place your unit in offline mode, dial the pound (#) key
followed by the offline SPRE code.
Note: Contact your system administrator for the online SPRE code.
Result: Offline Mode appears on the telephone display.