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OsmoCBC » History » Version 6

laforge, 03/04/2020 08:23 PM

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{{>toc}}
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h1. OsmoCBC
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This is the upcoming Osmocom Cell Broadcast Centre.
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h2. Introduction
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You can find more information about Cell Broadcast in general at [[cellular-infrastructure:Cell_Broadcast]] and [[cellular-infrastructure:Service_Area_Broadcast]], as well as [[cellular-infrastructure:Emergency_Warning]] and [[cellular-infrastructure:Public_Warning_System]].  The pages include pointers to the relevant specifications.
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h2. Position in the network
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The below graph shows the CBC in the network.
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{{graphviz_link()
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digraph G {
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  rankdir = RL;
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  CBC [color=red];
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  CBE -> CBC [label="REST/JSON"];
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  CBC -> BSC [label="CBSP"];
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  CBC -> RNC [label="SABP"];
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  CBC -> MME [label="SBc-AP"];
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  BSC -> BTS [label="A-bis RSL"];
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  RNC -> NodeB [label="Iub"];
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  MME -> eNodeB [label="S1-AP"];
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  BTS -> UE [label="CBCH"];
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  NodeB -> UE [label="BMC/CTCH"];
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  eNodeB -> UE [label="SIB10/11/12"];
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}
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}}
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As can be seen, the CBC receives messages from third-party applications (called CBEs). It then routes/distributes/forwards those messages over the respective radio access technology specific method.
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h2. History
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FIXME.
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{{include(cellular-infrastructure:MacroBinaryPackages)}}
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h2. Manuals
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FIXME
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h2. Source Code
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The source code is available from @git.osmocom.org@ (module @osmo-cbc@).
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Public read-only access is available via
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<pre>
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git clone git://git.osmocom.org/osmo-cbc.git
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</pre>
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You can browse it via cgit:  https://git.osmocom.org/osmo-cbc
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Contributions are welcome via [[cellular-infrastructure:Gerrit]].
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h2. Test Suite
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We have a TTCN-3 test suite as part of our [[cellular-infrastructure:Titan_TTCN3_Testsuites]]
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* source code: http://git.osmocom.org/osmo-ttcn3-hacks/tree/cbc?h=laforge/cbsp
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* results: [not yet automatically executed]
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h2. Contact
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* Contact us via the openbsc@ mailing list, see [[cellular-infrastructure:Mailing Lists]].
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* Contributions are welcome via [[cellular-infrastructure:Gerrit]].
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{{include(cellular-infrastructure:MacroCommercialSupport)}}
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