Re: OSPF metric issue

From: Nadeem Ansari (nadeem.ansari574@gmail.com)
Date: Tue Mar 03 2009 - 12:29:33 ARST


Continuing to my last mail that the behavior is when i entered 1000 as
referance bandwidth

Regards
Nadeem

On Tue, Mar 3, 2009 at 7:58 PM, Nadeem Ansari <nadeem.ansari574@gmail.com>wrote:

> Friends,
>
> They key to this confision is that how OSPF calculate metric when we
> configure auto-cost reference bandwith, As i had observed that it increases
> the cost for a 128 Kbps Link from 781 to 7812 as compare to its default
> behavior, and some how I am not able to find out that what formulae it uses
> after auto-cost reference bandwith command
>
> Regards
> Nadeem
>
> On Tue, Mar 3, 2009 at 7:32 PM, <joe_astorino@comcast.net> wrote:
>
>> Strange that it is exactly 10 higher than the largest 16 bit number. Did
>> you try clearing the OSPF process?
>> ----- Original Message -----
>> From: "sony darrel" <sonydarrel@gmail.com>
>> To: "Cisco certification" <ccielab@groupstudy.com>
>> Sent: Tuesday, March 3, 2009 5:51:31 AM GMT -05:00 US/Canada Eastern
>> Subject: OSPF metric issue
>>
>> Hi Experts,
>> 10.1.1.2
>> I have 3 routers 10.1.1.1 ----A--------B---------- C-10.3.3.3, am running
>> ospf on it,they all r connected through gigabit interface, i have
>> configured
>> auto-cost reference bandwith 10000
>> MBps 10.3.3.2
>>
>> Because in future i will installed 10gig . Definately the cost is 10 as
>> the
>> interface is gigabit.But when i c in the sh ip route the metric for
>> network
>> 10.1.1.1 is 65545,from where
>>
>> did it came can anybody help me.It is irritating me,
>>
>> when i c sh ip os interfce the cost what i c is 10 on all routers but when
>> i c sh ip route the metric for network 10.1.1.1 is 110/65545
>>
>> the metric should be 20 ,the distance from A to B and from B to C????
>> correct me if am wrong.
>>
>> this problem is strange for me.
>>
>> Awaiting for ur reply friends
>>
>> Thanks,
>>
>>
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>>
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