ZyXEL Communications Dimension ES-4124, User Manual

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ES-4124 User’s Guide
Chapter 25 OSPF 181
25.4 Configure OSPF Areas
To ensure that the switch receives only routing information from a trusted layer 3 devices,
activate authentication. The OSPF supports three authentication methods:
• None – no authentication is used.
• Simple – authenticate link state updates using an 8 printable ASCII character password.
• MD5 – authenticate link state updates using a 16 printable ASCII character password.
To configure an area, set the related fields in the OSPF Configuration screen.
Figure 85 OSPF Configuration: Area Setup
The following table describes the related labels in this screen.
Table 64 OSPF Configuration: Area Setup
LABEL DESCRIPTION
Name Enter a descriptive name (up to 32 printable ASCII characters) for identification
purposes.
Area ID Enter a 32-bit ID (that uses the format of an IP address in dotted decimal notation) that
uniquely identifies an area.
A value of
0.0.0.0 indicates that this is a backbone (also known as Area 0). You can
create only one backbone area on the switch.