Chapter 10 Routing
USG20(W)-VPN Series User’s Guide
245
10.7.2 OSPF Area Add/Edit Screen
The
OSPF Area Add/Edit
screen allows you to create a new area or edit an existing one. To access
this screen, go to the
OSPF
summary screen (see
), and click either the
Add
icon or an
Edit
icon.
Type
Select how OSPF calculates the cost associated with routing information from RIP.
Choices are:
Type 1
and
Type 2
.
Type 1
- cost = OSPF AS cost + external cost (
Metric
)
Type 2
- cost = external cost (
Metric
); the OSPF AS cost is ignored.
Metric
Type the external cost for routes provided by RIP. The metric represents the “cost” of
transmission for routing purposes. The way this is used depends on the
Type
field.
This value is usually the average cost in the OSPF AS, and it can be between 1 and
16777214.
Active Static Route Select this to advertise routes that were learned from static routes. The USG
advertises routes learned from static routes to all types of areas.
Type
Select how OSPF calculates the cost associated with routing information from static
routes. Choices are:
Type 1
and
Type 2
.
Type 1
- cost = OSPF AS cost + external cost (
Metric
)
Type 2
- cost = external cost (
Metric
); the OSPF AS cost is ignored.
Metric
Type the external cost for routes provided by static routes. The metric represents the
“cost” of transmission for routing purposes. The way this is used depends on the
Type
field. This value is usually the average cost in the OSPF AS, and it can be
between 1 and 16777214.
Area
This section displays information about OSPF areas in the USG.
Add
Click this to create a new OSPF area.
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 USG confirms you want to
remove it before doing so.
#
This field is a sequential value, and it is not associated with a specific area.
Area
This field displays the 32-bit ID for each area in IP address format.
Type
This field displays the type of area. This type is different from the
Type
field above.
Authentication
This field displays the default authentication method in the area.
Apply
Click this button to save your changes to the USG.
Reset
Click this button to return the screen to its last-saved settings.
Table 98
Configuration > Network > Routing Protocol > OSPF (continued)
LABEL
DESCRIPTION
Summary of Contents for ZyWall USG20-VPN
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