from
"Router A" and then turn on "Router C"
Report your findings concerning the
DR/BDR election process.
- Enter undebug
all on "Router
A"
- Enter show
ip ospf neighbor and show
ip ospf database
What did the router respond with



- Enter show
ip ospf interface
Which router is the DR and which
router is the BDR? Why?


- Turn off all the
routers and then turn on "Router A" only and wait one
minute
From the "Router A" console
- Enter enable
exec mode and turn on the
other two routers at the same time
- Continuously issue the command show
ip ospf neighbor as the
other routers boot
- Examine the router states as they
boot. Report your findings.
From the "Router C" console
- Enter show
ip ospf neighbor detail
What is the priority of all the
routers in Area 0

From the "BDR Router"
console
- Enter debug
ip ospf events turn off
"The router that is the DR" only and wait one minute
Predict which routers will become
the DR and BDR after the DR router is dead

- Enter show
ip ospf neighbor after
the election process has stopped
Which router became the DR and
which became the BDR? Why?

- Turn on "the old DR
router" only and wait one minute
Did "the old DR router"
became the DR again? Why?


- Reboot all three
routers at the same time
Predict which routers will become
the DR and BDR


- Enter enable
exec mode and issue the
command show ip ospf
neighbor