HCIP-13.3 FR环境下ospf配置

数通

NBMA:non-broadcast multi access,非广播多路访问网络

5.31-101

5.31-102

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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