osmo-ttcn3-hacks/bsc-nat/README.md

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# BSCNAT_Tests.ttcn
* external interfaces
* BSSAP/SCCP/IPA (SCCPLite) (emulates BSC-side and MSC-side)
* MGCP/UDP (emulates MSC-side MSC+MGW)
* MGCP/IPA (emulates BSC-side BSC+MGW)
* RTP (emulates BSC-side MGW and MSC-side MGW)
* Osmux (emulates BSC-side MGW)
* VTY
* CTRL
{% dot bscnat_tests.svg
digraph G {
rankdir=LR;
BSCNAT [label="IUT\nosmo-bsc_nat",shape="box"];
ATS [label="ATS\nBSC_Tests.ttcn"];
ATS -> BSCNAT [label="SCCPLite BSC-side"];
BSCNAT -> ATS [label="SCCPLite MSC-side"];
BSCNAT -> ATS [label="MGCP/UDP MSC-side", dir="both"];
BSCNAT -> ATS [label="MGCP/IPA BSC-side"];
ATS -> BSCNAT [label="CTRL"];
ATS -> BSCNAT [label="VTY"];
ATS -> BSCNAT [label="RTP BSC-side", dir="both"];
ATS -> BSCNAT [label="RTP MSC-side", dir="both"];
ATS -> BSCNAT [label="Osmux BSC-side", dir="both"];
}
%}