From: Ben (bmunyao@gmail.com)
Date: Wed Jul 11 2007 - 04:43:19 ART
If you don't want to carry dhcp options in your head, are they listed
anywhere in the doccd?
Ben
On 7/11/07, Mike Kraus (mikraus) <mikraus@cisco.com> wrote:
>
> Ack, resorting to reading RFCs again! :D
>
> It does answer my question though:
>
> "This proposal allows host configuration to be split between two
> different address servers, potentially under different
> administration."
>
> So, if you had some crazy reason to, you could have the first DHCP
> server assign IP information and the second some other DHCP option
> information.
>
> Thanks for pointing me in the right direction Antonio!
>
> -----Original Message-----
> From: Antonio Soares [mailto:amsoares@netcabo.pt]
> Sent: Tuesday, July 10, 2007 8:15 PM
> To: Mike Kraus (mikraus); eric_dobyns@yahoo.com; 'Chamara Peris'; 'Cisco
> certification'
> Subject: RE: DHCP option
>
>
> Found this:
>
> DHCP Next Server Option
>
> http://tools.ietf.org/id/draft-ietf-dhc-nextserver-02.txt
>
>
> I think the command is there but actually it doesn't do anything for
> you. At least with a cisco router as a dhcp client.
>
>
> -----Original Message-----
> From: Mike Kraus (mikraus) [mailto:mikraus@cisco.com]
> Sent: quarta-feira, 11 de Julho de 2007 1:25
> To: eric_dobyns@yahoo.com; Antonio Soares; Chamara Peris; Cisco
> certification
> Subject: RE: DHCP option
>
> OK, but you can specify multiple TFTP servers with option 150 as well...
>
>
> -----Original Message-----
> From: Eric Dobyns [mailto:eric_dobyns@yahoo.com]
> Sent: Tuesday, July 10, 2007 6:59 PM
> To: Mike Kraus (mikraus); 'Antonio Soares'; 'Chamara Peris'; 'Cisco
> certification'
> Subject: RE: DHCP option
>
> If nobody is home at the primary tftp server's address (or it is down or
> too busy to respond), it goes to the next-server and then the
> next....redundancy.
>
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Mike Kraus (mikraus)
> Sent: Tuesday, July 10, 2007 6:22 PM
> To: Antonio Soares; Chamara Peris; Cisco certification
> Subject: RE: DHCP option
>
> On a somewhat related note, does anyone know a use for next-server?
>
> From the command reference: "Specifies the IP address of the next
> server in the boot process, which is typically a Trivial File Transfer
> Protocol (TFTP) server. One IP address is required, but up to eight
> addresses can be specified in one command line."
>
> I know this doesn't work with IP phones, is this for PXE booting or
> something?
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Antonio Soares
> Sent: Tuesday, July 10, 2007 5:08 PM
> To: 'Chamara Peris'; 'Cisco certification'
> Subject: RE: DHCP option
>
> Option 66 is for TFTP Server Name.
>
> Try to use option 150 instead.
>
> http://www.iana.org/assignments/bootp-dhcp-parameters
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Chamara Peris
> Sent: terga-feira, 10 de Julho de 2007 22:59
> To: Cisco certification
> Subject: DHCP option
>
> Hi Group,
>
> I have configured a dhcp server in cisco 2950 with option 66 with the
> tftp server ip address. But non of my cisco 7960 phones picking up the
> tftp server via dhcp. They all get other information corretly via dhcp
> server.
>
> What I am doing wrong?
>
> Cheers,
>
> CP
>
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