Siemens MC55 Command Set page 74

MC55 AT Command Set
3.4 AT+CEER
(num)
<reason>
Reason for last call release as number code. The number codes are listed in several tables, sorted by different
categories in the following subclauses. The tables can be found proceeding from the Location ID given in sub-
clause 3.4.1.
(num)
<ssRelease>
Release cause for last Supplementary Service call (listed in subclause 3.4.9) or last call related use of a Sup-
plementary Service (listed in subclause 3.4.10).
Notes
• is not available for data calls, please use
AT+CEER
• Default output in the case of a no-error-situation is +CEER: 0,0,0.
¹ 0, then
• If
<reason>
Examples
EXAMPLE 1
ATD"01751223344";
NO CARRIER
AT+CEER
+CEER: 8,21,0
OK
EXAMPLE 2
The user attempts to set up a multiparty call, though there are only two parties involved in the present con-
versation:
ATD"01751223344";
OK
AT+CHLD=2
OK
AT+CHLD=3
+CME ERROR: operation temporary not allowed
AT+CEER
+CEER: 22,0,2
OK
MC55_ATC_V01.05
Confidential / Released
= 0. Vice versa, if
<ssRelease>
A mobile originated call is rejected by the remote party.
Call setup is terminated with NO CARRIER.
To check the cause, the caller enters AT+CEER.
The Location ID 8 stated in subclause
where 21 = "Call rejected". 0 = No error (parameter
is not applicable).
The Location ID 22 stated in subclause
where 2 = "Initial conditions not fulfilled (one active, one held call)".
0 = No error (parameter
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=1.
ATS18
= 0, then
<reason>
3.4.1
3.4.1
is not applicable).
<reason>
s
m
obile
may be ¹ 0.
<ssRelease>
points to subclause 3.4.6,
<ssRelease>
points to subclause 3.4.10,
2/10/04