Osmocom Mobile Switching Centre
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Harald Welte 977b5486b1 a_iface: Centralize/wrap BSSAP / N-DATA transmission
We don't want multiple callers to osmo_sccp_tx_data_msg() each having
to hex-dump a log message about the to-be-transmitted message, with
half of the caller sitest missing that printing.  Let's centralize
all calls of osmo_sccp_tx_data_msg() in a wrapper function which
takes care of the related OSMO_ASSERT() and the related printing.

Change-Id: I6159ea72cc8e0650eda6c49544acd65e9c15e817
2019-02-18 13:52:05 +01:00
contrib contrib: fix makedistcheck with disabled systemd 2018-12-06 16:31:01 +00:00
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doc build manuals moved here from osmo-gsm-manuals.git 2018-11-27 17:50:54 +01:00
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src a_iface: Centralize/wrap BSSAP / N-DATA transmission 2019-02-18 13:52:05 +01:00
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osmoappdesc.py doc/examples: add detailed cs7 config examples 2017-09-07 03:10:36 +02:00

README

About OsmoMSC
=============

OsmoMSC originated from the OpenBSC project, which started as a minimalistic
all-in-one implementation of the GSM Network. In 2017, OpenBSC had reached
maturity and diversity (including M3UA SIGTRAN and 3G support in the form of
IuCS and IuPS interfaces) that naturally lead to a separation of the all-in-one
approach to fully independent separate programs as in typical GSM networks.

OsmoMSC was one of the parts split off from the old openbsc.git. Before, it was
the libmsc part of the old OsmoNITB. Since a true A interface and IuCS for 3G
support is available, OsmoMSC exists only as a separate standalone entity.

OsmoMSC exposes
- GSUP towards OsmoHLR (or a MAP proxy);
- A over IP towards a BSC (e.g. OsmoBSC);
- IuCS towards an RNC or HNB-GW (e.g. OsmoHNBGW) for 3G voice;
- MNCC (Mobile Network Call Control derived from GSM TS 04.07);
- SMPP 3.4 (Short Message Peer-to-Peer);
- The Osmocom typical telnet VTY and CTRL interfaces.

Find OsmoMSC issue tracker and wiki online at
https://osmocom.org/projects/osmomsc
https://osmocom.org/projects/osmomsc/wiki