Layer 2 Tunneling Protocol
article-link
What links here
Point-to-Point Tunneling Protocol
List of TCP and UDP port numbers
article-link
Point-to-Point Protocol over Ethernet
article-link
Index of cryptography articles
article-link
Mentor Graphics
article-link
Xandros
article-link
Virtual private network
article-link
Windows 98
article-link
List of computing and IT abbreviations
article-link
PPTP
redirect