suppose you are having 3 Branch offices & one Head office then staticly assign four private vlans thru routers per branch office and four internet backbone IP address to route using which protocol the internet uses and privately assign rip or eigrp i...

better u change the config register to 0x102 then reboot if again it goes to Rxboot mode then switch off the router then again break then see the config register if it is the same that u have changed the config register then reboot. if prob comes pl ...

please save as copy running config to startup configor write memory whenever you change the configuration and then reload, after that see the current config by command "show runn"

1) make a diagram of corporate office and branch offices2) configure ospf with process id no. 20 area 0 at corporate office 3) define the network with inverse mask on that router4) on branch offices define the ip address of interfaces as well...