568 CHAPTER 19: OPEN SHORTEST PATH FIRST (OSPF)
Options
IP OSPF Router ID Example (Interfac e Type)IP OSPF Router ID Example (Address Type)
Prompt Description Possible Values [Default]
Router ID
type
Type of router i dentifier
that you want to define
default
interface
address
default (factory
default), or current
value
IP interface For interface router ID
type only. Index number
of IP interface to use as
router ID.
Valid IP interface
? (for a list of
selectable indexes)
First available
(factory default), or
current value
Router ID For address router ID
type only. Identifier that
is assigned to router in
the form of an IP address
0.0.0.0 and
255.255.255.255 are
invalid and will be
rejected
User-defined router
ID
Unique router ID
generated by the
system (factory
default), or current
value
Current OSPF router id = 0.43.66.0 (default)
Enter router ID type {default,interface,address|?} [default]: interface
Select IP interface {1-3|?}: 1
Current OSPF router id = 24.23.11.23 (address)
Enter router ID type {default,interface,address|?} [address]: address
Enter router ID [24.23.11.23]: 101.89.2.4