Configuring An Ospf Stub Area - HPE FlexNetwork HSR6800 Configuration Manual

[RouterA] display ip routing-table
Routing Tables: Public
Destination/Mask
10.1.1.0/24
10.2.1.0/24
10.3.1.0/24
10.4.1.0/24
11.2.1.0/24
11.2.1.2/32
127.0.0.0/8
127.0.0.1/32
Configure summary route 10.0.0.0/8 on Router B and advertise it:
5.
[RouterB-ospf-1] asbr-summary 10.0.0.0 8
# Display the routing table of Router A.
[RouterA] display ip routing-table
Routing Tables: Public
Destination/Mask
10.0.0.0/8
11.2.1.0/24
11.2.1.2/32
127.0.0.0/8
127.0.0.1/32
The output shows that routes 10.1.1.0/24, 10.2.1.0/24, 10.3.1.0/24 and 10.4.1.0/24 are
summarized into one route 10.0.0.0/8.

Configuring an OSPF stub area

Network requirements
•
Enable OSPF on all routers, split the AS into three areas.
•
Configure Router A and Router B as ABRs to forward routing information between areas.
•
Configure Router D as the ASBR to redistribute static routes.
•
Configure Area 1 as a stub area to reduce LSAs advertised without influencing reachability.
Destinations : 8
Proto Pre
O_ASE 150
O_ASE 150
O_ASE 150
O_ASE 150
Direct 0
Direct 0
Direct 0
Direct 0
Destinations : 5
Proto Pre
O_ASE 150
Direct 0
Direct 0
Direct 0
Direct 0
Routes : 8
Cost NextHop
1 11.2.1.1
1 11.2.1.1
1 11.2.1.1
1 11.2.1.1
0 11.2.1.2
0 127.0.0.1
0 127.0.0.1
0 127.0.0.1
Routes : 5
Cost NextHop
2 11.2.1.1
0 11.2.1.2
0 127.0.0.1
0 127.0.0.1
0 127.0.0.1
95
Interface
GE2/1/1
GE2/1/1
GE2/1/1
GE2/1/1
GE2/1/1
InLoop0
InLoop0
InLoop0
Interface
GE2/1/1
GE2/1/1
InLoop0
InLoop0
InLoop0