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Identify DHCP server

 
 
raj
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      10-18-2007, 04:20 AM
Hi,
I had doubt how the multiple DHCP servers identified in different
subnets of a network.
I mean i have 10.x.x.x one DHCP server "TEST"
And if some one starts a dhcp server in same network with static ip
192.x.x.x "TEST1"

How do we identify TEST1 as new server in the network

Thanks in advance........

 
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Mathieu CHATEAU
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      10-18-2007, 06:52 AM
Hello,

you can use dhcploc to find dhcp servers on the lan

http://technet2.microsoft.com/window....mspx?mfr=true

his command-line tool displays the DHCP servers active on the subnet. If it
detects any unauthorized DHCP servers, it beeps and sends out alert
messages. It also displays packets that it detects from DHCP servers; you
can specify whether to display packets from all DHCP servers or only those
from unauthorized servers.

You can also use this tool to determine which DHCP servers are available to
a DHCP client and to detect unauthorized DHCP servers on a subnet.

--
Cordialement,
Mathieu CHATEAU
English blog: http://lordoftheping.blogspot.com
French blog: http://www.lotp.fr


"raj" <(E-Mail Removed)> wrote in message
news:(E-Mail Removed) ups.com...
> Hi,
> I had doubt how the multiple DHCP servers identified in different
> subnets of a network.
> I mean i have 10.x.x.x one DHCP server "TEST"
> And if some one starts a dhcp server in same network with static ip
> 192.x.x.x "TEST1"
>
> How do we identify TEST1 as new server in the network
>
> Thanks in advance........
>


 
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raj
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      10-18-2007, 08:26 AM
On Oct 18, 11:52 am, "Mathieu CHATEAU" <gollum...@free.fr> wrote:
> Hello,
>
> you can use dhcploc to find dhcp servers on the lan
>
> http://technet2.microsoft.com/window...8fa42e83-ec08-...
>
> his command-line tool displays the DHCP servers active on the subnet. If it
> detects any unauthorized DHCP servers, it beeps and sends out alert
> messages. It also displays packets that it detects from DHCP servers; you
> can specify whether to display packets from all DHCP servers or only those
> from unauthorized servers.
>
> You can also use this tool to determine which DHCP servers are available to
> a DHCP client and to detect unauthorized DHCP servers on a subnet.
>
> --
> Cordialement,
> Mathieu CHATEAU
> English blog:http://lordoftheping.blogspot.com
> French blog:http://www.lotp.fr
>
> "raj" <rameshra...@gmail.com> wrote in message
>
> news:(E-Mail Removed) ups.com...
>
>
>
> > Hi,
> > I had doubt how the multiple DHCP servers identified in different
> > subnets of a network.
> > I mean i have 10.x.x.x one DHCP server "TEST"
> > And if some one starts a dhcp server in same network with static ip
> > 192.x.x.x "TEST1"

>
> > How do we identify TEST1 as new server in the network

>
> > Thanks in advance........- Hide quoted text -

>
> - Show quoted text -


Hi ,
This utility looks work on windows xp and windows2003 or higher.
How to identify ,if we have OS windows2000 or any lower versions.

 
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Mathieu CHATEAU
Guest
Posts: n/a

 
      10-18-2007, 08:54 AM
from ipconfig /all, you can see the IP of the DHCP Server that provided the
lease


--
Cordialement,
Mathieu CHATEAU
English blog: http://lordoftheping.blogspot.com
French blog: http://www.lotp.fr


"raj" <(E-Mail Removed)> wrote in message
news:(E-Mail Removed) oups.com...
> On Oct 18, 11:52 am, "Mathieu CHATEAU" <gollum...@free.fr> wrote:
>> Hello,
>>
>> you can use dhcploc to find dhcp servers on the lan
>>
>> http://technet2.microsoft.com/window...8fa42e83-ec08-...
>>
>> his command-line tool displays the DHCP servers active on the subnet. If
>> it
>> detects any unauthorized DHCP servers, it beeps and sends out alert
>> messages. It also displays packets that it detects from DHCP servers; you
>> can specify whether to display packets from all DHCP servers or only
>> those
>> from unauthorized servers.
>>
>> You can also use this tool to determine which DHCP servers are available
>> to
>> a DHCP client and to detect unauthorized DHCP servers on a subnet.
>>
>> --
>> Cordialement,
>> Mathieu CHATEAU
>> English blog:http://lordoftheping.blogspot.com
>> French blog:http://www.lotp.fr
>>
>> "raj" <rameshra...@gmail.com> wrote in message
>>
>> news:(E-Mail Removed) ups.com...
>>
>>
>>
>> > Hi,
>> > I had doubt how the multiple DHCP servers identified in different
>> > subnets of a network.
>> > I mean i have 10.x.x.x one DHCP server "TEST"
>> > And if some one starts a dhcp server in same network with static ip
>> > 192.x.x.x "TEST1"

>>
>> > How do we identify TEST1 as new server in the network

>>
>> > Thanks in advance........- Hide quoted text -

>>
>> - Show quoted text -

>
> Hi ,
> This utility looks work on windows xp and windows2003 or higher.
> How to identify ,if we have OS windows2000 or any lower versions.
>


 
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