need redundancy.please see diagram and configs

[CCDECCDE9]

Hi

Please see attached diagrams and configs.I have 100M lan extension between two sites,if this lan extension is down THE TWO SITES loose connectivit.I am trying to achieve redundancy here with 20M Lan extension as backup line so that we have redundancy between two sites.Please tell me the easy WAY of achiveing this redundancy with staticc routes

NOTE: cat4006-2.txt is same as

cat4006-1.txt.I cannot attach more than three configs

Thanks

[Jon Marshall]

Cross posted into WAN Routing and Switching where it has already had responses.

Jon