This chapter is from the book
Route redistribution can occur
- In mixed vendor environments, where Cisco routers might be using EIGRP and other vendor routers using OSPF.
- In migrations from older routing protocol.
- In different administrative domains.
- From static routes and BGP routes into IGP.
- From VPN static routes into IGP.
- Between campus core and WAN routers.
- From selected building access protocols.