Returncode
0... successful, no reboot required
1... at least one error occured, no reboot required
2... no more updates availabe
3... no updates available that match your search (in combination with /severity, /classification, /product, /criteria, /match, /nomatch, /matchfile, /nomatchfile)
4... invalid criteria specified (in combination with /criteria)
5... reboot/shutdown initialized successful (in combination with /reboot or /shutdown)
6... reboot/shutdown failed (in combination with /reboot or /shutdown)
10... successful, reboot required
11... at least one error occured, reboot required
12... timeout reached (in combination with /maxtruntime)