iPECS LIP-8008D - Activating ISDN Caller ID Restriction

LIP-8008D User Guide
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8.2.2 Activating ISDN Caller ID restriction
iPECS Phone users can restrict the transmission of
Caller ID to the receiving phone (may be a subscription
service of your carrier). Separate Flex buttons are
required to activate incoming, Connected Line (COL),
and outgoing, Calling Line ID (CLID) restriction.
To deactivate Keypad Facility operation:
 Press KEYPAD FACILITY,
OR
 Press a Feature or Flex button.
To restrict Caller ID:
 Lift the handset,
 Press the CLIR/COLR button and place the call.