Routing
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ProSafe M5300 Switch
Link State Database

Use the OSPF Link State Database page to display OSPF link state information.

To display the Link State Database page, click Routing OSPF Advanced Link State

Database.

Field Description
Router ID The 32-bit integer in dotted decimal format that uniquely identifies the router
within the autonomous system (AS). The Router ID is set on the IP
Configuration page. If you want to change the Router ID you must first disable
OSPF. After you set the new Router ID, you must re-enable OSPF to have
the change take effect. The default value is 0.0.0.0, although this is not a valid
Router ID.
Area ID The ID of an OSPF area to which one of the router interfaces is connected.
An Area ID is a 32 bit integer in dotted decimal format that uniquely identifies
the area to which an interface is connected.
LSA Type The format and function of the link state advertisement. One of the following:
• Router Links
• Network Links
• Network Summary
• ASBR Summary
• AS-external
LS ID The Link State ID identifies the piece of the routing domain that is being
described by the advertisement. The value of the LS ID depends on the
advertisement's LS type.
Age The time since the link state advertisement was first originated, in seconds.
Sequence The sequence number field is a signed 32-bit integer. It is used to detect old
and duplicate link state advertisements. The larger the sequence number, the
more recent the advertisement.