本地策略路由
对本设备发送的报文实现策略路由
接口策略路由
对流经本设备的转发流量生效，对本设备主动触发的流量不生效
路由策略常用工具
route-policy
filter-policy
策略路由
traffice-policy
traffice-filter
OSPF引入ACL，实现路由策略
[R1]acl 2019
[R1-acl-basic-2019]rule deny source 7.7.7.0 0.0.0.255
[R1-acl-basic-2019]rule permit ?
  fragment             Check fragment packet
  none-first-fragment  Check the subsequence fragment packet  
  source               Specify source address
  time-range           Specify a special time
  vpn-instance         Specify a VPN-Instance
  <cr>                 Please press ENTER to execute command 
[R1-acl-basic-2019]rule permit 
[R1-acl-basic-2019]display this
[V200R003C00]
#
acl number 2019  
 rule 5 deny source 7.7.7.0 0.0.0.255 
 rule 10 permit 
#
return
[R1-acl-basic-2019]quit
[R1]ospf 
[R1-ospf-1]filter-policy ?
  INTEGER<2000-2999>  Apply basic ACL
  acl-name            Specify the ACL name for filtering IPv4 routes
  ip-prefix           IP address prefix-list
  route-policy        Route policy
[R1-ospf-1]filter-policy 2019 ?
  export  Filtering outgoing routing updates
  import  Filtering incoming routing updates
[R1-ospf-1]filter-policy 2019 import