This is from a series of questions I sent to GEOS/SPOT last year. I'll try to post the entire Q&A a little later.
** Do all subsequent signals, including OK, Tracking, and HELP go to IERC?
If the 911/SOS function is activated the IERCC will be able to view all additional functions leading up to the 911/SOS activation and any additional functions activated after the emergency activation until the incident is resolved on the IERCC's monitoring software.