- external interfaces
- A: BSSAP/SCCP/M3UA (emulates BSC-side)
- IuCS: RANAP/SCCP/M3UA (emulates HNBGW-side)
- MNCC: MNCC/unix-domain (emulates ext. MNCC side)
- MGW: MGCP (emulates MGW side)
- GSUP (emulates HLR side)
- SMPP (emulates ESME side)
- VTY
- CTRL
{% dot msc_tests.svg digraph G { rankdir=LR; MSC [label="IUT\nosmo-msc",shape="box"]; ATS [label="ATS\nMSC_Tests.ttcn"]; STP [label="STP\nosmo-stp"];
ATS -> MSC [label="MNCC"]; ATS -> MSC [label="SMPP",style="dashed"]; ATS -> MSC [label="CTRL"]; ATS -> MSC [label="VTY"]; MSC -> ATS [label="GSUP"]; MSC -> ATS [label="MGCP"]; ATS -> STP [label="A BSSAP\nSCCP/M3UA"]; MSC -> STP [label="A BSSAP\nSCCP/M3UA"]; ATS -> STP [label="IuCS RANAP\nSCCP/M3UA"]; MSC -> STP [label="IuCS RANAP\nSCCP/M3UA"]; } %}