Re: msft 169.254.173.250 IP address

From: Radioactive Frog <pbhatkoti_at_gmail.com>
Date: Wed, 15 Apr 2009 13:19:25 +1000

AS a last resort - have you tried upgrading the new firmware of the phone?
You'd need to download the device-pack for that - a bit more excercise
there.

i believe you've already tried on different phones on the same PC and
different PC on same phone etc :)

On Wed, Apr 15, 2009 at 12:33 AM, Sadiq Yakasai <sadiqtanko_at_gmail.com>wrote:

> Right....thanks a million guys for all your input to this.
>
> Frog, I checked the Gratuitous ARP option on the CCM and it was not
> enabled. Thanks for that anyway buddy!
>
> Farouk, thanks for the pointer. I think it was my IP phone internal switch
> acting abit dodgy, cauing the delay for the PC NIC to become enabled. I
> changed my IP phone and all seems to be working as expected right now.
>
> Ryan, yes, that was a mere typo. Its 15secs and not 15mins.
>
> Sadiq
>
>
> On Fri, Apr 10, 2009 at 2:17 PM, Darby Weaver <ccie.weaver_at_gmail.com>wrote:
>
>> Sadiq Yakasai, *CCIE*# *19963*
>> **
>> *Are you ok? Did you get this one resolved properly?*
>> **
>> *Let me know if you still need assistance. *
>>
>>
>> On Thu, Apr 9, 2009 at 12:14 PM, Radioactive Frog <pbhatkoti_at_gmail.com>wrote:
>>
>>> Sadiq,
>>>
>>>
>>> If your phone is connected to a Cisco CCM then look at the phone
>>> configuration page. There are some parameters. I had this issue with a
>>> few
>>> phones. In my case this was happening coz phone switch was receiving a
>>> Gratitude ARP which updates the ARP table with a new PC MAC address and
>>> ingress port TCAM still points to an old adjacency.
>>>
>>> Flip through those phone page parameters and you will get there.
>>>
>>> -frog
>>>
>>>
>>> receives a gratitude ARP that updates the ARP table with a new MAC
>>> address
>>> the ingress port TCAM still points to an old adjacency. Once the IP
>>> address
>>> is pinged from the route processor, the ingress port TCAM adjacency is
>>> updated.
>>>
>>> On Thu, Apr 9, 2009 at 10:43 PM, Ryan West <rwest_at_zyedge.com> wrote:
>>>
>>> > I dare to comment on this again :) Have you tried other PC's behind
>>> your
>>> > 7975? We have a few 7975's here at office and I haven't experienced
>>> the
>>> > same problems you are mentioning with their internal switch. Does your
>>> PC
>>> > exhibit the same behavior when plugged directly into the wall? And did
>>> you
>>> > say it was 15 mins or 15 seconds? Does a repair of the NIC still go
>>> through
>>> > the timeout and do you eventually end up with an IP address? And what
>>> is
>>> > running DHCP (AD intergrated / Linux / FW / router)?
>>> >
>>> > This has been a valuable process for me about re-reading the question,
>>> > during my studies I do tend to solve the problem within the first two
>>> > sentences :)
>>> >
>>> > -ryan
>>> >
>>> > -----Original Message-----
>>> > From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf
>>> Of
>>> > Sadiq Yakasai
>>> > Sent: Thursday, April 09, 2009 4:53 AM
>>> > To: Dale Shaw
>>> > Cc: Cisco certification
>>> > Subject: Re: msft 169.254.173.250 IP address
>>> >
>>> > LOL!!! APIPA - wtf!!!
>>> >
>>> > Thanks for pointing this out Dale!!!
>>> >
>>> > John, thats a very good observation all these gurus overlooked. Its
>>> always
>>> > good to start from basics!
>>> >
>>> > Anyways, I have pinned down the problem, havent got to the bottom on
>>> the
>>> > cause though.
>>> >
>>> > So, it looks like DHCP is indeed timing out! Appologies "All_from
>>> _NJ"!! My
>>> > reason to discarding this as a cause is this: I am actually plugging
>>> the PC
>>> > behind a Cisco IP phone (7975) and I notice that everytime my PC comes
>>> > online, its takes up to 15mins before the NIC of the PC becomes enabled
>>> > (really weird behaviour) and I am suspecting even without becoming
>>> enabled
>>> > (at least to the human eye) the DHCP timeout has begun. As a
>>> consequence,
>>> > DHCP timesout just when the NIC becomes enabled (about 15secs) and this
>>> > mislead me.
>>> >
>>> > I need to find out why the PC NIC doesnt get enabled straight away for
>>> > now...
>>> >
>>> > Thanks for all the inputs guys - well appreciated. Gave me a bit of
>>> laugh
>>> > this early morning too :-)
>>> >
>>> > Sadiq
>>> >
>>> > On Thu, Apr 9, 2009 at 6:16 AM, Dale Shaw <dale.shaw_at_gmail.com> wrote:
>>> >
>>> > > Interesting how only about 10% of you are reading Sadiq's original
>>> > > post properly. Hopefully it's because you're all too busy studying
>>> :-)
>>> > >
>>> > > On Thu, Apr 9, 2009 at 2:21 PM, John Porter <jporter_hm_at_hotmail.com>
>>> > > wrote:
>>> > > > On Wed, Apr 8, 2009 at 2:34 PM, ALL From_NJ <all.from.nj_at_gmail.com
>>> >
>>> > > wrote:
>>> > > >> On Wed, Apr 8, 2009 at 9:27 AM, Sadiq Yakasai <
>>> sadiqtanko_at_gmail.com
>>> > > >wrote:
>>> > > >>
>>> > > >>> Hi Guys,
>>> > > >>>
>>> > > >>> I have done abit of googling but to no avail...but does anyone
>>> have
>>> > any
>>> > > >>> information about this IP address on Windows XP please?
>>> > > >>>
>>> > > >>> The PC is doing DHCP straight away but I am still seeing traffic
>>> > > sourced
>>> > > >>> from this IP address on a wireshark trace, which is kinda weird.
>>> > > Appears
>>> > > >>> to
>>> > > >>> me like the PC assigns itself this IP address right before
>>> assigning
>>> > > the
>>> > > >>> IP
>>> > > >>> address from the DHCP server.
>>> > > >>>
>>> > > >>> PS: There is no delay what so ever from the DHCP server and the
>>> > client
>>> > > >>> does
>>> > > >>> NOT timeout on DHCP.
>>> > > >>>
>>> > > >>> Thanks in advance,
>>> > > >>>
>>> > > >>> Sadiq
>>> > >
>>> > >
>>> > > Blogs and organic groups at http://www.ccie.net
>>> > >
>>> > >
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>>> > >
>>> > >
>>> > >
>>> > >
>>> > >
>>> > >
>>> >
>>> >
>>> > --
>>> > CCIE #19963
>>> >
>>> >
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>>> Blogs and organic groups at http://www.ccie.net
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>>
>
>
> --
> CCIE #19963

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Received on Wed Apr 15 2009 - 13:19:25 ART

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