Avaya P550 Manuel De Montage
Configuring OSPF
1-12
Command Line Interface Protocol Configuration Guide
In this example, area 0.0.0.2 is the stub area. No external routes from the external
autonomous system are forwarded into the stub.
autonomous system are forwarded into the stub.
!
Configuration on Router_2
Cajun
(configure)#
router ospf
Cajun
(configure router:ospf)#
network 192.168.20.0 0.0.0.255 area 0.0.0.0
Cajun
(configure router:ospf)#
network 192.168.21.0 0.0.0.255 area 0.0.0.2
Cajun
(configure router:ospf)#
area 0.0.0.2 stub
!
!
Configuration on Router_3
Cajun
(configure)#
router ospf
Cajun
(configure router:ospf)#
network 192.168.21.0 0.0.0.255 area 0.0.0.2
Cajun
(configure router:ospf)#
area 0.0.0.2 stub
Cajun
(configure router:ospf)#
exit
!
!
This saves the configuration.
Cajun
(configure)#
copy running-config startup-config
#
$
In this example, the only routes that appears in Router_3’s routing table are intra-area
routes and the default route.
routes and the default route.
!
Configuration on Router_2
Cajun
(configure)#
router ospf
Cajun
(configure router:ospf)#
network 192.168.20.0 0.0.0.255 area 0.0.0.0
Cajun
(configure router:ospf)#
network 192.168.21.0 0.0.0.255 area 0.0.0.2
192.168.21.1
S0
S0
192.168.21.2
S0
Stub Area 0.0.0.2
Area 0.0.0.0
Router_2
External AS
192.168.20.1
Router_3
E0
ospf3.vsd
192.168.21.1
S0
S0
192.168.21.2
S0
Not-So-Stubby
Area 0.0.0.2
Area 0.0.0.0
Router_2
External AS
192.168.20.1
Router_3
E0
ospf4.vsd