Netgear FVM318 – Cable and DSL ProSafe Wireless VPN Security Firewall Manual De Referencia
Reference Manual for the Model FVM318 Cable/DSL ProSafe Wireless VPN Security Firewall
B-24
Network, Routing, Firewall, and Wireless Basics
In some cases, the client PC may connect to the Internet through a local non-VPN-enabled router,
as shown below:
as shown below:
Figure 8-8: Client to LAN access through simple router to VPN router
If the non-VPN router is performing NAT, it must support “VPN-passthrough” of IPSec-encoded
data.
data.
Linking Two Networks Together
A VPN between two NETGEAR VPN-enabled routers is a good way to connect branch offices
and business partners over the Internet, offering an affordable, high-performance alternative to
leased site-to-site lines. The VPN also provides access to remote network resources when NAT is
enabled and remote computers have been assigned private IP addresses.
and business partners over the Internet, offering an affordable, high-performance alternative to
leased site-to-site lines. The VPN also provides access to remote network resources when NAT is
enabled and remote computers have been assigned private IP addresses.
Figure 8-9: LAN to LAN access through VPN router to VPN router
Additional Reading
•
Building and Managing Virtual Private Networks, Dave Kosiur, Wiley & Sons; ISBN:
0471295264
0471295264
•
Firewalls and Internet Security: Repelling the Wily Hacker, William R. Cheswick and Steven
M. Bellovin, Addison-Wesley; ISBN: 0201633574
M. Bellovin, Addison-Wesley; ISBN: 0201633574
•
VPNs A Beginners Guide, John Mains, McGraw Hill; ISBN: 0072191813
•
[FF98] Floyd, S., and Fall, K., Promoting the Use of End-to-End Congestion Control in the
Internet. IEEE/ACM Transactions on Networking, August 1999.
Internet. IEEE/ACM Transactions on Networking, August 1999.
INTERNET
A T L
A N T A
B A Y
S A N
S A N
T A
C L A
R A
CLIENT
SIMPLE
ROUTER
ROUTER
VPN
ROUTER
ROUTER
LAN
INTERNET
VPN
ROUTER
ROUTER
VPN
ROUTER
ROUTER
LAN
LAN