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List of AT Commands for Nokia 22
Copyright © Nokia Mobile Phones 2001. All rights reserved.
6.3.9 +CEER Extended error report
Command Response
Execute
+CEER +CEER: <report>
Test
+CEER=?
The +CEER command returns the reason for the last call setup or in-call modification failure, or the
reason for the last last call release. <report> is the textual representation of the network cause
value as listed in GSM 04.08 annex H.
6.3.10 +CRC Cellular result codes
Command Response Default
Set
+CRC=<mode> 0
Read
+CRC? +CRC: <mode>
Test
+CRC=? +CRC: (0,1)
The +CRC command controls whether the extended format of an incoming call indication is used.
When enabled, an incoming call is indicated with the unsolicited result code +CRING: <type>
instead of the normal RING.
Defined values
<mode>:
0 disables extended format
1 enables extended format
<type>:
FAX facsimile (TS 62)
VOICE normal voice (TS 11)
VOICE/REL ASYNC voice followed by data (BS 81)
ASYNC normal data (BS 81)
REL ASYNC normal data (BS 81)
ALT VOICE/REL ASYNC alternating voice/data, voice first (BS 61)
ALT REL ASYNC/VOICE alternating voice/data, data first (BS 61)
ALT VOICE/FAX alternating voice/fax, voice first (TS 61)
ALT FAX/VOICE alternating voice/fax, fax first (TS 61)