作业系统：windows 10
Service Pack：1703
发生问题频率：N/A
是否有做Windows Update：有
问题内容：可以解释一下这个内容是干嘛的吗?
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\RasMan\Parameters]
"AllowL2TPWeakCrypto"=dword:00000000
"AllowPPTPWeakCrypto"=dword:00000000
"KeepRasConnections"=dword:00000000
"Medias"=hex(7):72,00,61,00,73,00,74,00,61,00,70,00,69,00,00,00,00,00
"ServiceDll"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,\
00,74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,\
72,00,61,00,73,00,6d,00,61,00,6e,00,73,00,2e,00,64,00,6c,00,6c,00,00,00
"ServiceDllUnloadOnStop"=dword:00000001
"MiniportsInstalled"=dword:0000ffff
"ProhibitIPSec"=dword:00000001