Users Guide

Link State Database
The collection of neighbor, connected ports, and cost of all the switches in a Fabric constitutes the link-state
database (LSDB).
Record
Headings
Description
SwitchName WWN of a switch on the fabric.
PortOut Port number on the local switch that would be used to route a frame to the named
switch.
Hops The number of links between the local switch and the named switch.
Cost The overall link cost (in time) between the local switch and the named switch. Cost is a
function of hops and link speed.
Age Seconds that this route to the switch has existed.
LinkCount Number of ISL records in links array. This value is the number of switches attached to
the named switch.
To view the LSDB information on the S5000 switch, use the show fc lsdb command.
Inter Switch Link (ISL)
For each switch LSDB record in the fabric, there is a list of ISLs detailing the links between that switch and any
switches directly attached to it.
Heading Description
NeighborID Domain ID of connected switch.
LocalPort Port number on switch that is connected to its neighbor.
RemotePort Port number on neighbor switch.
Link Cost Link Cost
Principal Switch Selection and Domain ID
Assignment
To view the information on all switches in the fabric, use the show fc fabric command.
Fabric Services 379