Term
Definition
Area ID
The area whose prefixes are summarized.
IPv6 Prefix/Prefix
The summary prefix and prefix length.
Length
Type
S (Summary Link) or E (External Link)
Action
Enabled or Disabled
Cost
Metric to be advertised when the range is active.
show ipv6 ospf statistics
This command displays information about the 15 most recent Shortest Path First (SPF)
calculations. SPF is the OSPF routing table calculation.
Format
show ipv6 ospf statistics
Modes
Privileged EXEC
User EXEC
The command displays the following information with the most recent statistics displayed at
the end of the table.
Term
Definition
Delta T
The time since the routing table was computed. The time is in the format hours, minutes, and
seconds (hh:mm:ss).
Intra
The time taken to compute intra-area routes, in milliseconds.
Summ
The time taken to compute inter-area routes, in milliseconds.
Ext
The time taken to compute external routes, in milliseconds.
SPF Total
The total time taken to compute routes, in milliseconds. The total may exceed the sum of Intra,
Summ, and Ext times.
RIB Update
The time from the completion of the routing table calculation until all changes have been made in the
common routing table [the Routing Information Base (RIB)], in milliseconds
Reason
The event or events that triggered the SPF. The reason codes are as follows:
•
R: New router LSA
•
N: New network LSA
•
SN: New network (inter-area prefix) summary LSA
•
SA: New ASBR (inter-area router) summary LSA
•
X: New external LSA
•
IP: New intra-area prefix LSA
•
L: New Link LSA
M6100 Series Switches
IPv6 Commands
968