Re: VTP question

I guess it depends on the VTP version ?
And on which client is involved. old CAT switches could never do such
thing because clients had no memory :)

-Carlos

Piotr Matusiak @ 30/09/2011 06:20 -0300 dixit:
> Switch in VTP Client mode can overwrite Server's VLAN database.
>
> Check this out:
> http://www.cisco.com/en/US/partner/tech/tk389/tk689/technologies_tech_note091
> 86a0080890613.shtml#topic7
>
> and this if you have CCO account:
> http://www.cisco.com/warp/customer/473/vtp_flash/
>
> Regards,
> --
> Piotr Matusiak
> CCIE #19860 (R&S, Security), CCSI #33705
> Technical Instructor
> website: www.MicronicsTraining.com <http://www.micronicstraining.com/>
> blog: www.ccie1.com
>
> If you can't explain it simply, you don't understand it well enough -
> Albert Einstein
>
>
> 2011/9/30 Kgabo Seopa <kgabo.seopa_at_gmail.com>
>
>> Hi,
>>
>> I stand to differ.
>>
>> If a new switch has been introduced into the domain with a client mode, it
>> will never corrupt the domain at all.
>>
>> The reason is, when in client mode
>>
>> (1) It does not generate the summary advertisements for every time period
>> (5
>> min) - so, its reversion number will not be known on the domain
>> (2) When the switch receives a lower configuration reversion number
>> compared
>> to its current, it simply ignore and drop the packet - thus, without
>> forwarding it to any trunk on the domain.
>>
>> How will it then corrupt the domain.
>>
>> Regards,
>> KG
>> CCIE#30089
>>
>> On Fri, Sep 30, 2011 at 2:20 AM, Marko Milivojevic <markom_at_ipexpert.com
>>> wrote:
>>> Yes, unless passwords are different.
>>>
>>>
>>> --
>>> Marko Milivojevic - CCIE #18427 (SP R&S)
>>> Senior Technical Instructor - IPexpert
>>>
>>> On Wed, Sep 28, 2011 at 23:27, Nick Jay <wanttobeccde_at_yahoo.com> wrote:
>>>> If a new switch is added in a network, With higher revision number,same
>>> domain
>>>> name but in "CLIENT" mode.. Will it harm the network by flushing the
>> vlan
>>>> information of the existing network?
>>>>
>>>>
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-- 
Carlos G Mendioroz  <tron_at_huapi.ba.ar>  LW7 EQI  Argentina
Blogs and organic groups at http://www.ccie.net