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14 at+clip calling line identification, 14 at+clip, Calling line identification – Sony Ericsson GM47 User Manual

Page 325

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18. SUPPLEMENTARY SERVICES

325

LZT 123 7263 R1C

18.14 AT+CLIP

Calling Line Identification

This command refers to the GSM supplementary service CLIP (Calling
Line Identification Presentation) that enables a called subscriber to get
the calling line identity (CLI) of the calling party when receiving a
mobile terminated call. Set command enables or disables the
presentation of the CLI at the TE. It has no effect on the execution of
the supplementary service CLIP in the network.

When the presentation of the CLI at the TE is enabled (and calling
subscriber allows), +CLIP: , response is returned after
every RING (or +CRING: ; refer to subclause “Cellular result
codes +CRC” in GSM 07.07) result code sent from TA to TE. Whether
this response is used when a normal voice call is answered, depends on
the manufacturer.

Read command gives the status of and also triggers an interrogation
of the provision status of the CLIP service according to GSM 02.81
(given in ).

Test command returns values supported by the TA as a compound
value.

Unsolicited Result codes:

Description

Command

Possible Responses

Request calling line

identification

AT+CLIP=

• +CME ERROR
• OK

• ERROR

Show the current

setting

AT+CLIP?

• + CLIP : ,

• +CME ERROR
• OK
• ERROR

Show if the command

is supported

AT+CLIP=?

• + CLIP : (list of

supported s)

• +CME ERROR

• OK
• ERROR

Description

0

Disable

1

Enable

Description

0

CLIP not provisioned

1

CLIP provisioned

2

Unknown (e.g. no network)

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