Chapter 30 IPSec VPN
UAG Series User’s Guide
340
• In a VPN gateway, the UAG and remote IPSec router can use certificates to authenticate each
other. Make sure the UAG and the remote IPSec router will trust each other’s certificates. See
Chapter 44 on page 467.
30.2 The VPN Connection Screen
Click Configuration > VPN > IPSec VPN to open the VPN Connection screen. The VPN
Connection screen lists the VPN connection policies and their associated VPN gateway(s), and
various settings. In addition, it also lets you activate or deactivate and connect or disconnect each
VPN connection (each IPSec SA). Click a column’s heading cell to sort the table entries by that
column’s criteria. Click the heading cell again to reverse the sort order.
Figure 241 Configuration > VPN > IPSec VPN > VPN Connection
Each field is discussed in the following table. See Section 30.2.1 on page 341 for more information.
Table 155 Configuration > VPN > IPSec VPN > VPN Connection
LABEL DESCRIPTION
Ignore "Don't
Fragment"
setting in IPv4
header
Select this to fragment packets larger than the MTU (Maximum Transmission Unit) that have
the “don’t fragment” bit in the IP header turned on. When you clear this the UAG drops
packets larger than the MTU that have the “don’t fragment” bit in the header turned on.
Add Click this to create a new entry.
Edit Double-click an entry or select it and click Edit to open a screen where you can modify the
entry’s settings.
Remove To remove an entry, select it and click Remove. The UAG confirms you want to remove it
before doing so.
Activate To turn on an entry, select it and click Activate.
Inactivate To turn off an entry, select it and click Inactivate.
Connect To connect an IPSec SA, select it and click Connect.
Disconnect To disconnect an IPSec SA, select it and click Disconnect.
Object
Reference
Select an entry and click Object Reference to open a screen that shows which settings use
the entry. See Section 10.3.2 on page 165 for an example.
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