nPoint-to-Point-Tunneling
Protocol (PPTP)
nAllows you to establish a secure remote access pipeline
over the public Internet and to “tunnel” IPX or TCP/IP traffic inside
PPP packets
nL2TP
is a similar protocol developed by Cisco for use with IPSec to
support secure VPN links
nFrom
a user’s perspective, it operates in the same manner as
PPTP