Link State Database - TP-Link T3700G-28TQ User Manual

Retransmission
Queue length:
Dead Time:

Link State Database

10.9.10
Choose the menu Routing→OSPF→Link State Database to load the following page.
Entry Description:
Link State Database

Process:
Area ID:
Advertising Router:
LSA Type:
Link State ID:
Age:
Sequence:
Checksum:
Options:
An integer representing the current length of the
retransmission queue of the specified neighbor router ID of
the specified interface.
The amount of time, in seconds, to wait before the router
assumes the neighbor is unreachable.
Figure10-57 Link State Database
Select one OSPF Process to display its link state database.
Displays the ID of the area to which the LSA belongs.
Displays the ID of the router that advertising the LSA.
The format and function of the link state advertisement. One
of the following: Router, Network, Network-Summary,
ASBR-Summary, External (Type 5), NSSA-External (Type 7).
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.
The time since the link state advertisement was first
originated, in seconds.
The sequence number field is an unsigned 32-bit integer. It
is used to detect old and duplicate link state advertisements.
The larger the sequence number, the more recent the
advertisement.
The checksum is used to detect data corruption of an
advertisement. This corruption can occur while an
advertisement is being flooded, or while it is being held in a
router's memory. This field is the checksum of the complete
contents of the advertisement, except the LS age field.
The Options field in the link state advertisement header
indicates which optional capabilities are associated with the
advertisement.
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