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Switch#show ip ospf cumulative
IO cumulative
type in out
HELLO 1048 253
DD 338 337
LS Req 62 219
LS Update 753 295
LS Ack 495 308
ASE count 0 checksum 0
original LSA 340 LS_RTR 179 LS_NET 1 LS_SUM_NET 160 LS_SUM_ASB 0
LS_ASE 0
received LSA 325
Areaid 0
nbr count 1 interface count 1
spf times 120
DB entry count 6
LS_RTR 2 LS_NET 2 LS_SUM_NET 3 LS_SUM_ASB 0 LS_ASE 3
Areaid 1
nbr count 2 interface count 1
spf times 52
DB entry count 6
LS_RTR 3 LS_NET 3 LS_SUM_NET 1 LS_SUM_ASB 0 LS_ASE 3
AS internal route 4 AS external route 0
Displayed information Explanation
IO cumulative Statistics for OSPF packets in/out.
type Packet type: including HELLO packet, DD
packet, LS request, update and
acknowledging packet, etc.
In Packet in statistics.
Out Packet out statistics.
Areaid OSPF statistics fro a specific OSPF area.
（5）show ip ospf database
The “show ip ospf database” command can be used to display information about the
link-state database for OSPF protocol.
For example, displayed information can be:
Switch#show ip ospf database
OSPF router ID: 11.11.4.1 AS: No
Area 1>>>>>>>> Area ID: 0
Router LSAs
LS ID ADV rtr Age Sequence Cost Checksum