I experienced the same thing! A clear ip ospf process doesn't change the
router ID. I guess it really is chosing the ID at router bootup, or at the
creation of the OSPF process.

Try removing OSPF and paste in the config again. Than the process is
completely removed and recreated. As this is faster than a router reload :-)


--

Regards,

Rick Mur
CCIE2 #21946 (R&S / Service Provider)
Sr. Support Engineer – IPexpert, Inc.
URL: http://www.IPexpert.com


On Sun, Oct 25, 2009 at 4:27 AM, <[email protected]> wrote:

> No. It does not. Its this one router same code. Odd I know. It also happens
> on my 2522 fr switch with 12.2 code same thing happens.
>
> I blame magic elves for these problems.
>
> Sent from my Verizon Wireless BlackBerry
> ------------------------------
> *From: * Joe Astorino <[email protected]>
> *Date: *Sat, 24 Oct 2009 22:24:04 -0400
> *To: *<[email protected]>
> *Cc: *Matt Hill<[email protected]>; <[email protected]>
> *Subject: *Re: [OSL | CCIE_RS] OSPF Router ID
>
> Interesting.  Perhaps it is a code specific issue.  Does it happen on other
> 3640s running the same code?
>
> On Sat, Oct 24, 2009 at 10:14 PM, <[email protected]> wrote:
>
>> Nope. Its this one router, sometimes it works sometimes it doesn't. I'm
>> going to make a video and then people shall see I am not nuts. The clear ip
>> ospf pro works 1 out of 8 times but a reload always works! ;)
>>
>> Sent from my Verizon Wireless BlackBerry
>> ------------------------------
>> re<[email protected]>
>> *Date: *Sat, 24 Oct 2009 22:00:52 -0400
>> *To: *Matt Hill<[email protected]>
>> *Cc: *nicholas golden<[email protected]>; <[email protected]>
>> *Subject: *Re: [OSL | CCIE_RS] OSPF Router ID
>>
>> Indeed, is 200.200.200.1 a loopback interface?  It will go
>>
>> 1) manually set by "router-id" command
>> 2) highest loopback
>> 3) highest interface address
>>
>> On Sat, Oct 24, 2009 at 6:14 PM, Matt Hill <[email protected]> wrote:
>>
>>> Hi Nick,
>>>
>>> If you have a looopback configured it would take precedence over any
>>> physical interface.  Regardless of the IPs.  ie if you have an ethernet
>>> interface which is 223..255.255.254 and a loopback which is 1.0.0.1 and no
>>> router-id configured under the ospf process then the router-id would 1.0.0.1
>>> once the ospf process starts.
>>>
>>> Cheers,
>>> Matt
>>>
>>> 2009/10/25 nicholas golden <[email protected]>
>>>
>>>>  I have a question about OSPF Router ID.
>>>>
>>>> I know how to change it in all forms, but the question I have is after I
>>>> change it and I do a "Clear ip ospf process" and type yes and then do a 
>>>> show
>>>> ip ospf, it still shows the old router id. For example I put 200.200.200.1
>>>> on a S1/1 interface, so I changed it to 1.1.1.1 to represent router 1. 
>>>> After
>>>> I did a clear ip ospf pro, typed yes it still was 200.200.200.1. It wasn't
>>>> until a reload of the router that it went back. This only happens on one of
>>>> my 3640's but not all of them.
>>>>
>>>> Anyone run into this in the lab, on a 2811, 3825 or anything else -
>>>> seems odd to me as it works on other routers with the same IOS code?
>>>>
>>>> -Nick
>>>>
>>>>
>>>> _______________________________________________
>>>> For more information regarding industry leading CCIE Lab training,
>>>> please visit www.ipexpert.com
>>>>
>>>>
>>>
>>> _______________________________________________
>>> For more information regarding industry leading CCIE Lab training, please
>>> visit www.ipexpert.com
>>>
>>>
>>
>>
>> --
>> Regards,
>>
>> Joe Astorino CCIE #24347 (R&S)
>> Sr. Technical Instructor - IPexpert
>> Mailto: [email protected]
>> Telephone: +1.810.326.1444
>> Live Assistance, Please visit: www.ipexpert.com/chat
>> eFax: +1.810.454.0130
>>
>> IPexpert is a premier provider of Classroom and Self-Study Cisco CCNA
>> (R&S, Voice & Security), CCNP, CCVP, CCSP and CCIE (R&S, Voice, Security &
>> Service Provider) Certification Training with locations throughout the
>> United States, Europe and Australia. Be sure to check out our online
>> communities at www.ipexpert.com/communities and our public website at
>> www.ipexpert.com
>>
>>
>>
>
>
> --
> Regards,
>
> Joe Astorino CCIE #24347 (R&S)
> Sr. Technical Instructor - IPexpert
> Mailto: [email protected]
> Telephone: +1.810.326.1444
> Live Assistance, Please visit: www.ipexpert.com/chat
> eFax: +1.810.454.0130
>
> IPexpert is a premier provider of Classroom and Self-Study Cisco CCNA (R&S,
> Voice & Security), CCNP, CCVP, CCSP and CCIE (R&S, Voice, Security & Service
> Provider) Certification Training with locations throughout the United
> States, Europe and Australia. Be sure to check out our online communities at
> www.ipexpert.com/communities and our public website at www.ipexpert.com
>
>
>
> _______________________________________________
> For more information regarding industry leading CCIE Lab training, please
> visit www.ipexpert.com
>
>
_______________________________________________
For more information regarding industry leading CCIE Lab training, please visit 
www.ipexpert.com

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