411
LS ID Route type ADV rtr Age Sequence Cost Checksu Forw addr RouteTag
(Ext Net's IP)
Displayed information Explanation
OSPF router ID The ID of the layer3 switch.
Area 1>>>>>>>> Area ID: 0 Represent the LSA database information
from area 1 to area 0.
Router LSAs Route LSA
Network LSAs Network LSA
Summary Network LSAs Summary network LSA
ASBR Summary LSAs Autonomous system exterior LSA
Command: show ip ospf interface <interface>
Function: Display OSPF interface information.
Parameter: <interface> stands for the interface name.
Default: Not displayed.
Command mode: Admin Mode
Example:
Switch#show ip ospf interface vlan 1
IP address: 11.11.4.1 Mask: 255.255.255.0 Area: 0
Net type: BROADCAST cost: 1
State: IBACKUP Type: BDR
Priority: 1 Transit Delay: 1
DR: 11.11.4.2 BDR: 11.11.4.1
Authentication key:
Timer: Hello: 10 Poll: 0 Dead: 40 Retrans: 5
Number of Neigbors: 1 Nubmer of Adjacencies: 1
Adjacencies:
1: 11.11.4.2
Displayed information Explanation
IP address Interface IP address
Mask Interface mask.
Area The area of the interface
Net type Network type, such as broadcast, p2mp,
etc.
cost Cost value.
State Status