D-Link DFL-2500 User Guide - Page 222
VPN Deployment Scenario 4
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20.3. Why VPN in Firewalls 203 Figure 20.3: VPN Deployment Scenario 3 • Internet connectivity depends on the Security Gateway • The firewall cannot inspect nor log plaintext from the VPN VPN traffic should not normally be considered to be an integrated part of the internal network. On the Internal Network (Figure 20.4) Figure 20.4: VPN Deployment Scenario 4 ♦ Benefits • The firewall can protect the Security Gateway • Internet connectivity does not depend on the Security Gateway ♦ Drawbacks • The firewall cannot inspect nor log plaintext from the VPN • Special routes need to be added to the firewall, or to all internal clients participating in the VPN • Support for roaming clients is very hard to achieve D-Link Firewalls User's Guide
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![](/manual_guide/products/dlink-dfl2500-user-guide-83bdca9/222.png)
20.3. Why VPN in Firewalls
203
Figure 20.3: VPN Deployment Scenario 3
•
Internet connectivity depends on the Security Gateway
•
The firewall cannot inspect nor log plaintext from the VPN
VPN traffic should not normally be considered to be an integrated part of
the internal network.
On the Internal Network
(Figure
20.4
)
Figure 20.4: VPN Deployment Scenario 4
♦
Benefits
•
The firewall can protect the Security Gateway
•
Internet connectivity does not depend on the Security Gateway
♦
Drawbacks
•
The firewall cannot inspect nor log plaintext from the VPN
•
Special routes need to be added to the firewall, or to all internal
clients participating in the VPN
•
Support for roaming clients is very hard to achieve
D-Link Firewalls User’s Guide