实验：
1.掩码
2.不同种路由协议比较ad
3.同种协议比较metric
r2:
router eigrp 100
distance eigrp 90 119
r3:
access-list 1 permit host 1.1.1.1
router ospf 1
distance 121 4.4.4.4 0.0.0.0 1
r4:
access-list 1 permit host 1.1.1.1
router ospf 1
distance 121 3.3.3.3 0.0.0.0 1
router rip
redst ospf 1 metric 3
pbr策略路由
r2:
access-list 100 permit ip host 1.1.1.1 host 34.1.1.3
router-map pbr permit 10
match ip address 110
set ip next-hop 23.1.1.3
router-map pbr permit 20
interface s1/0
ip policy route-map pbr
标签：ip,1.1,PBR,0.0,pbr,35,permit,router,AD From： https://www.cnblogs.com/smoke520/p/18362020