Dinámica cortafuegos de enrutamiento
entre el firewall y un router configurado OSPF de la siguiente manera:
FW1:
ospf 1 router-id 10.10.10.10 ----------RID不能相同
area 0.0.0.0
network 202.100.1.0 0.0.0.255 ---------采用通配符方法
network 10.10.10.10 0.0.0.0
política de seguridad de liberación de OSPF
default servidor de seguridad sólo liberar los paquetes de multidifusión, paquetes unicast no liberan, lo que necesita para configurar la política de seguridad
OSPF tipo de red de paquetes OSPF ------ unicast o multicast si -------- necesitamos liberar la política de seguridad
PASO 1: servicio de OSPF
ip service-set OSPF type object
service 0 protocol 89
Paso dos: Configurar Política de Seguridad
security-policy
rule name permit_ospf
source-zone local
source-zone untrust
destination-zone local
destination-zone untrust
source-address 202.100.1.10 mask 255.255.255.255
source-address 202.100.1.254 mask 255.255.255.255
destination-address 202.100.1.10 mask 255.255.255.255
destination-address 202.100.1.254 mask 255.255.255.255
service OSPF 调用OSPF对象
action permit
Compruebe:
<FW1>display security-policy rule permit_ospf
(13 times matched) ----已经命令的安全策略
rule name permit_ospf
source-zone local
source-zone untrust
destination-zone local
destination-zone untrust
source-address 202.100.1.10 mask 255.255.255.255
source-address 202.100.1.254 mask 255.255.255.255
destination-address 202.100.1.10 mask 255.255.255.255
destination-address 202.100.1.254 mask 255.255.255.255
service OSPF
action permit
<FW1>
Comprobar la relación de vecino OSPF
[FW1]display ospf peer
17:17:32 2019/10/13
OSPF Process 1 with Router ID 10.10.10.10
Neighbors
Area 0.0.0.0 interface 202.100.1.10(G0/0/0)'s neighbors
Router ID: 1.1.1.1 Address: 202.100.1.254 GR State: Normal
State: Full Mode:Nbr is Slave Priority: 1
DR: 202.100.1.254 BDR: 202.100.1.10 MTU: 0
Dead timer due in 36 sec
Neighbor is up for 00:02:23
Authentication Sequence: [ 0 ]
Ver la tabla de enrutamiento
[FW1]display ip routing-table protocol ospf
17:18:13 2019/10/13
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Public Routing Table : OSPF
Destinations : 3 Routes : 3
OSPF Routing Table Status : <Active>
Destinations : 1 Routes : 1
Destination/Mask Proto Pre Cost Flags NextHop Interface
1.1.1.1/32 OSPF 10 2 D 202.100.1.254 G0/0/0
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