点对点隧道协议 (點對點隧道協議) diǎn duì diǎn suìdào xiéyì

diǎn duì diǎn suìdào xiéyì proper noun point-to-point tunneling protocol (PPTP)
Domain: Computer Science 计算机科学 , Subdomain: Networking , Concept: Protocol 协议
Notes: (Wikipedia '点对点隧道协议')