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Date:      Wed, 18 Dec 2013 01:56:13 -0800
From:      Darren Pilgrim <list_freebsd@bluerosetech.com>
To:        CeDeROM <cederom@tlen.pl>,  FreeBSD Questions Mailing List <freebsd-questions@freebsd.org>, freebsd-net@freebsd.org
Subject:   Re: bug in dhclient / dhclient.conf / dhcp-options parser?
Message-ID:  <52B1713D.5060203@bluerosetech.com>
In-Reply-To: <CAFYkXjnrr5B=jNR_mtUCbcRcyCMqv96vTC=wxhEmdDU+VYPa_A@mail.gmail.com>
References:  <CAFYkXjnrr5B=jNR_mtUCbcRcyCMqv96vTC=wxhEmdDU+VYPa_A@mail.gmail.com>

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On 11/19/2013 6:09 AM, CeDeROM wrote:
> Hello :-)
>
> I need to send additional options with dhcp request, so I add "send"
> option for an interface in /etc/dhclient.conf, however options are
> non-standard and they use option value below 100 and they are not sent
> in dhcp request. I have noticed that other options with names known to
> dhcp-options and decimal numbers above 100 are sent correctly, so
> maybe there is an error in the options number parser, or I do
> something wrong?
>
> Here is my example /etc/dhclient.conf configuation:
>
> interface "em0"{
>   send option-060 "vendor"; <-- does not go out in dhcp request
>   send option-077 "user"; <-- does not go out in dhcp request
>   send option-123 "blah123"; <-- goes out in dhcp request
>   send root-path "blahroot"; <-- goes out in dhcp request
> }
>
> Please advise, quick solution appreciated :-)

The "option-n" options only work for unknown codes.  Option codes 60 and 
77 are known as dhcp-class-identifier and user-class, respectively. 
Both are formatted as ASCII text.



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