[cisco-voip] Cisco IP phone and infinite DHCP lease

[Garrett Skjelstad]

Keystrokes can be sent using CGI EXEC commands and wget, google it, write a script that will run through your phone networks and away she goes....

I use this method to mass deploy phone settings often...

Sent from my iPhone

On Oct 12, 2011, at 23:24, Anthony Kouloglou <akoul at dataways.gr> wrote:

> Hi Stephen,
> the problem is that i don't want to go to every phone and press that sequence.
> How is it possible to do it remotely? (with that for example? http://www.voipintegration.com/Software-Phone-Remote.aspx)
> As far as the ATAs, what you thing would be enough to do via the webgui?
> 
> Regards
> Anthony
> 
> On 12-Oct-11 18:51, Stephen Welsh wrote:
>> Interesting problem,
>> I wasn't aware of many people setting an infinite DHCP lease, I assume this is to prevent from the impact of a loss of DHCP server?
>> 
>> I suspect if you go to the phone settings and erase the phones config that will force the phone to re-aquire an IP         Address?
>> 
>> If that worked it would give you the option of using a key         press macro and sending the key sequence to the phones remotely, or asking users to perform the sequence for you.
>> 
>> This would only apply to the normal IP Phones, the ATA's would need to be done separately, possibly web browse into each one?
>> 
>> Thanks
>> 
>> Stephen
>> 
>> On 12 Oct 2011, at 15:34, Anthony Kouloglou wrote:
>> 
>>> Hi Scott,
>>> if all we need is shut no shut it is bearable.
>>> What is not bearable is unplug and replug (all devices are non poe) of their powercube :-(
>>> 
>>> Regards
>>> Anthony
>>> 
>>> 
>>> On 12-Oct-11 17:30, Scott Voll wrote:
>>>> 
>>>> it's been too long ago for me to be sure.... but I think when we moved to new CM hardware and changed IP's this is what we did...... BUT I think I did a shut no shut on the switches.
>>>> 
>>>> Scott
>>>> 
>>>> On Wed, Oct 12, 2011 at 6:56 AM, Anthony Kouloglou <akoul at dataways.gr> wrote:
>>>> Hi all,
>>>> suppose a ip phones (79XX, ATA186, ATA187, 69XX) are registered to a CUCM and the dhcp has assigned them an infinite IP.
>>>> If i disable this dhcp and set up a new one with different lease time (a day for example), will the ip phones get the new settings after i reset them from the CCM admin?
>>>> 
>>>> Regards
>>>> Anthony
>>>> 
>>>> 
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>>>> 
>>>> 
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>> 
> 
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