Routing Commands
301
ProSafe M4100 and M7100 Managed Switches
show ip ospf range

This command displays information about the area ranges for the specified <areaid>. The

<areaid> identifies the OSPF area whose ranges are being displayed.

Format show ip ospf range <areaid>
Modes • Privileged EXEC
• User EXEC
Area ID
IP Address
Subnet Mask
Lsdb Type
Advertisement
show ip ospf statistics

This command displays information about recent Shortest Path First (SPF) calculations. The

SPF is the OSPF routing table calculation. The output lists the number of times the SPF has

run for each OSPF area. A table follows this information. For each of the 15 most recent SPF

runs, the table lists how long ago the SPF ran, how long the SPF took, and the reasons why

the SPF was scheduled.

Format show ip ospf statistics
Modes • Privileged EXEC
• User EXEC
Delta T
SPF Duration
Reason
• R - a router LSA has changed
• N - a network LSA has changed
• SN - a type 3 network summary LSA has changed
• SA - a type 4 ASBR summary LSA has changed
• X - a type 5 or type 7 external LSA has changed
Term Definition
The area id of the requested OSPF area.
An IP address which represents this area range.
A valid subnet mask for this area range.
The type of link advertisement associated with this area range.
The status of the advertisement. Advertisement has two possible settings: enabled or
disabled.
Term Definition
How long ago the SPF ran. The time is in the format hh:mm:ss, giving the hours,
minutes, and seconds since the SPF run.
How long the SPF took in milliseconds.
The reason the SPF was scheduled. Reason codes are as follows: