Bfd For Ospf Configuration Example - HP HPE FlexNetwork 7500 series Configuration Manual

Intra area: 4
# Display OSPF neighbors on Switch B to verify the neighbor relationship between Switch B and
Switch S.
<SwitchB> display ospf peer
Area: 0.0.0.0
Router ID
3.3.3.1
# Display OSPF routes on Switch B to verify if Switch B has a route to the loopback interface on
Switch A.
<SwitchB> display ospf routing
Routing for network
Destination
44.44.44.44/32
14.14.14.0/24
22.22.22.22/32
12.12.12.0/24
Total nets: 4
Intra area: 4
The output shows the following when an active/standby switchover occurs on Switch S:
•
The neighbor relationships and routing information on Switch A and Switch B have not
changed.
•
The traffic from Switch A to Switch B has not been impacted.

BFD for OSPF configuration example

Network requirements
As shown in
each other at the network layer.
•
When the link over which Switch A and Switch B communicate through a Layer 2 switch fails,
BFD can quickly detect the failure and notify OSPF of the failure.
•
Switch A and Switch B then communicate through Switch C.
Inter area: 0
OSPF Process 1 with Router ID 4.4.4.1
Neighbor Brief Information
Address
14.14.14.2
OSPF Process 1 with Router ID 4.4.4.1
Routing Table
Topology base (MTID 0)
Cost
0
1
2
2
Inter area: 0
Figure 33, run OSPF on Switch A, Switch B, and Switch C so that they are reachable to
ASE: 0 NSSA: 0
Pri Dead-Time
1 39
Type NextHop
Stub 44.44.44.44
Transit 14.14.14.1
Stub 14.14.14.2
Transit 14.14.14.2
ASE: 0 NSSA: 0
127
State Interface
Full/BDR Vlan200
AdvRouter
4.4.4.1
4.4.4.1
2.2.2.1
2.2.2.1
Area
0.0.0.0
0.0.0.0
0.0.0.0
0.0.0.0