What protocol below is a Microsoft proprietary protocol first available in Windows Vista?
A)L2TP
B)PPTP
C)TTLS
D)SSTP

Name: What protocol below is a Microsoft proprietary protocol first available in Windows Vista? A)L2TP B)PPTP C)TTLS D)SSTP
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Quizplus · Accepted Answer

SSTP (Secure Socket Tunneling Protocol) is a Microsoft proprietary VPN protocol that was first introduced in Windows Vista. It uses TCP port 443, which is the same port used for HTTPS traffic, making it more likely to bypass firewall restrictions.

What Protocol Below Is a Microsoft Proprietary Protocol First Available