HCIP-13.3 FR环境下ospf配置
NBMA:non-broadcast multi access,非广播多路访问网络
IP地址配置:
R1:
int s4/0/0
link-protocol fr
ip add 192.168.1.1 24
int loo 0
ip add 1.1.1.1 24
R2:
int s4/0/0
link-protocol fr
ip add 192.168.1.2 24
int loo 0
ip add 2.2.2.2 24
R3:
int s4/0/0
link-proto fr
ip add 192.168.1.3 24
int loo 0
ip add 3.3.3.3 24
OSPF配置:
R1:
ospf 1 router-id 1.1.1.1
peer 192.168.1.2
peer 192.168.1.3 # NBMA网络无法发送组播报文,指定邻居
area 0
net 192.168.1.0 0.0.0.255
net 1.1.1.1 0.0.0.0
R2:
ospf 1 router-id 2.2.2.2
peer 192.168.1.1
area 0
net 192.168.1.0 0.0.0.255
2.2.2.0 0.0.0.255
R3:
ospf 1 router-id 3.3.3.3
peer 192.168.1.1
area 0
net 192.168.1.0 0.0.0.255
net 3.3.3.3 0.0.0.0
ospf dr-priority
R2:
int s4/0/0
ospf dr-priority 0 # 放弃DR选举,值越小称为DR的可能性越小,0 放弃DR选举。
#
<> reset ospf process
R3:
int s4/0/0
ospf dr-priority 0
#
<> reset ospf process
Fr map
R2:
int s4/0/0
fr map ip 192.168.1.3 201
R3:
int s4/0/0
fr map ip 192.168.1.2 301
R2:
ping -a 2.2.2.2 3.3.3.3
ping 3.3.3.3
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