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15.4.6 +CMS ERROR Message service failure
Format Description
+CMS ERROR: <err>
Given instead of ERROR when error is related to ME or network operation
Defined values
<err>
See the Error values section
15.5 PN-3131
15.5.1 In-band events from DCE to DTE
The following <dle> shielded codes (refer PN-3131 sections 5.2 and 7.3) can be sent by
DCE when in class 8 mode (+FCLASS=8). At least some of these events are required if
binary voice data is transferred through AT command interface. Other events of PN-3131 are
not applicable to GSM. See also +VLS command.
event code
description
state
3 R ring
command
5
o
receive buffer overrun
receive
6 c
facsmile
calling
command
7 e
data
calling
command
9 s
presumed
hang-up
receive
10
q
presumed end of message receive
18 r
ringback
command
19 b
busy
command
23 u
playback
buffer
underrun
transmit
-
<DLE> single <DLE> in data
receive
- <SUB>
<DLE><DLE>
in
data receive
- <ETX>
end
data
state
receive