Avaya Media Gateway G250 - Manual (Page 245)

OSPF
Issue 5 October 2007 245
To view all the entries in the OSPF Link State Database:
Click .
Or
Select View > Refresh. All entries appear in the table.
Viewing the OSPF External Database
To display the OSPF External Database window:
Select IP Route > OSPF > OSPF External Database. The OSPF External Database
window opens.
Figure 113: OSPF External Database Window
The following parameters are displayed:
The parameters in the OSPF External Database window are read-only.
Table 85: OSPF External Database Window
Field Description
LSA Type The type and format of the link state advertisement; for example,
Router links and Network links.
LSA ID Identifies the part of the routing domain that is described by the
advertisement. The LSA ID can be either a router ID or an IP address.
Router ID Identifies the originating router in the autonomous system.
Sequence No. The sequence number of the link state advertisement. Use this
parameter to detect old and duplicate link state advertisements. The
larger the sequence number, the more recent the advertisement. Note
that the sequence number is usually negative.
LSA Age The age of the link state advertisement (in seconds).
Checksum This parameter is a checksum of the complete contents of the
advertisement, not including the Age value.