Configuring Flood Blocking - Dell M6220 User Configuration Manual

LS Seq Number: 0x80000003
Checksum: 0x78f8
Length: 28
Network Mask: 255.255.0.0
Metric: 0
The cost can be set to the maximum value, 16,777,215, which is LSInfinity.
Since OSPF cannot send a type 3 summary LSA with this metric (according
to RFC 2328), the summary LSA is flushed. The individual routes are not re-
advertised.

Configuring Flood Blocking

Figure 35-40 shows an example topology for flood blocking. The
configuration follows.
Figure 35-40. Flood Blocking Topology
1 Configure R0:
terminal length 0
config
hostname R0
line console
exec-timeout 0
exit
vlan 101-103
exit
ip routing
1038
Configuring OSPF and OSPFv3
R3
VLAN 103
R0
VLAN 101
VLAN 104
R1
VLAN 102
R2