Test Scenarios
SCC-Simple - No SRVCC
This scenario mimics a simple SCC call. SRVCC is disabled, so no external session tracking occurs.
![scc orig simple no srvcc](../../../../images/features/general-volte-features/external-session-tracking-features/external-session-tracking-performance/scc-orig-simple-no-srvcc.png)
SCC-Simple - With SRVCC
This scenario is identical to SCC-Simple - No SRVCC
, except SRVCC is enabled,
so external session tracking occurs when the call set-up is complete (message 7).
![scc orig simple](../../../../images/features/general-volte-features/external-session-tracking-features/external-session-tracking-performance/scc-orig-simple.png)