INE R&S ATC051 - RIP Default Routing, RIP Conditional Default Routing

RIP Default Routing

• Process level default-information originate

• Route-map for conditional default advertisement
– set interface [interface]
  • Send default only out specified interface
– match ip address [prefix-list]
  • Send default only if specified prefix is in the routing table

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router rip
  default-information originate

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SW1:

router rip
  default-information originate route-map DEFAULT

route-map DEFAULT permit 10
  set interface vlan 79

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R4:

ip sla 1 (由R4 ping BB3)
track 2 ip sla 1

ip route 169.254.0.1 255.255.255.255 null0 track 2
ip prefix-list A permit 169.254.0.1/32

route-map CONDITION
  match ip address prefix-list A

router rip
  default-information originate route-map CONDITION