User manual

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9.6 Additional Caller Display information
If you have subscribed to Caller Display, you will see a text message if the number of
your caller is not available.
The text message will be one of the following:
WITHHELD: The caller has stopped their number from being sent.
INTERNATIONAL: The call received was from outside the UK.
UNAVAILABLE: The caller’s exchange/network does not offer a Caller Display
Service.
OPERATOR: The call has come via the operator.
PAYPHONE: The caller is ringing from a payphone.
RINGBACK: The exchange is ringing to let you know that a previously engaged
number is free.
NO NUMBER: If your TextLink Textphone does not recognise the information
contained within the caller display message, it will not show a number.