Virtual private network (VPN)
is a key technology that provides a private data network over public network
such as Internet for connecting different sites and remote users. It is
undoubted that VPN can help you to save your business cost instead of using
lease lines. There are many different protocols and implementation currently
used in VPN such as:
·
Network/datalink
layer
o
PPTP
o
L2TP
o
IPSEC
·
Application/transportation
layer
o
SSH
o
SSL
According to different requirements, different technology should be used. While our experts can give your advise to implement the most suitable solution.