[1] [MS-WMSP]: X-StartupProfile ( 版) <https://msdn.microsoft.com/en-us/library/cc251274.aspx>
-StartupProfile header is defined as follows.
X-StartupProfile= "X-StartupProfile: " XSP-Rate ";"
XSP-MaxBytes ";" XSP-Time ";" XSP-STime ";"
XSP-LTime ";" XSP-MaxDTime ";" XSP-MaxDSTime ";"
XSP-ByteRate ";" CRLF