1、网络拓扑图
2、命令详解
default-route-advertise [ [ always | permit-calculate-other ] | cost cost | type type | route-policy route-policy-name [ match-any ] ]
alway:无论本机是否存在缺省路由,都会产生并发布一个描述缺省路由的LSA
permit-calculate-other:本机必须存在激活的非本OSPF进程的缺省路由时才会产生并发布一个缺省路由的ASE LSA,且设备仍然计算来自于其他设备的缺省路由。
cost cost:指定该ASE LSA的开销值。
type 1-2:指定外部路由的类型
route-policy:通过路由策略,实现在路由表中有匹配的非本OSPF进程产生的缺省路由表项时,按路由策略所配置的参数发布缺省路由。
3、详细配置实例
[r2]display current-configuration
[V200R003C00]
#
sysname r2
#
snmp-agent local-engineid 800007DB03000000000000
snmp-agent
#
clock timezone China-Standard-Time minus 08:00:00
#
portal local-server load portalpage.zip
#
drop illegal-mac alarm
#
set cpu-usage threshold 80 restore 75
#
acl number 2000
rule 5 permit
#
aaa
authentication-scheme default
authorization-scheme default
accounting-scheme default
domain default
domain default_admin
local-user admin password cipher %$%$K8m.Nt84DZ}e#<0`8bmE3Uw}%$%$
local-user admin service-type http
#
firewall zone Local
priority 15
#
interface GigabitEthernet0/0/0
ip address 100.1.1.1 255.255.255.0
nat outbound 2000
#
interface GigabitEthernet0/0/1
ip address 10.1.1.1 255.255.255.0
#
interface GigabitEthernet0/0/2
#
interface NULL0
#
ospf 100 router-id 2.2.2.2
default-route-advertise always type 1
area 0.0.0.0
network 10.1.1.0 0.0.0.255
#
ip route-static 0.0.0.0 0.0.0.0 100.1.1.2
#
user-interface con 0
authentication-mode password
idle-timeout 0 0
user-interface vty 0 4
user-interface vty 16 20
#
wlan ac
#
return
[r2]