Call Control - Ericsson CME 20 R6.1 Reference Manual

38

Call Control

The "Call Control" function defines the RBS functions related to call
establishment and call control on the air interface.
38.1 References
/GSM:04.04/
/GSM:04.06/
/GSM:04.08/
/GSM:05.02/
/GSM:05.05/
/GSM:05.10/
/GSM:08.58/
Whenever a reference is made to a function described in another chapter,
please refer to the table of contents to find the appropriate chapter.
38.2 Concepts
Access delay
Ignored
Main DCCH
The following special terms, regarding A-bis information elements
stated as optional by /GSM:08.58/, are used in this document:
Optional
Rejected
EN/LZT 123 2697 R5A
1998-08-13
GSM 04.04 (phase 2) version: 4.0.4
GSM 04.06 (phase 2) version: 4.4.0
GSM 04.08 (phase 2) version: 4.10.1
GSM 05.02 (phase 2) version: 4.4.2
GSM 05.05 (phase 2) version: 4.10.0
GSM 05.10 (phase 2) version: 4.5.0
GSM 08.58 (phase 2) version: 4.7.0
The actual delay as measured by the RBS
of the received signal from an MS, relative
to the expected signal from a reference
MS. The reference MS is assumed to be:
positioned at zero distance from the RBS,
operating under static channel conditions
and having zero timing advance.
Optional element in /GSM:08.58/. The
element is ignored if received by the RBS.
Main signalling channel (SDCCH or
FACCH).
Optional element in /GSM:08.58/. The
RBS supports optional use of the element.
If the element is present, it is used.
However, the element is not required, i.e.
if the element is not present the RBS takes
no further action.
Optional element in /GSM:08.58/. The
message containing this element is
rejected by the RBS. The sender of the
message is notified using an appropriate
error handling procedure.
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Call Control
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