Date: Tue, 28 Jun 2005 11:51:12 -0500 From: Dan Ross <dan.ross@hamiltontel.com> To: Eric Anderson <anderson@centtech.com> Cc: freebsd-isp@freebsd.org Subject: Re: option 82 on isc dhcp Message-ID: <42C18000.8050803@hamiltontel.com> In-Reply-To: <42C16569.2010308@centtech.com> References: <42C070E6.7010705@hamiltontel.com> <42C13B5D.5020705@centtech.com> <42C16363.7080207@hamiltontel.com> <42C16569.2010308@centtech.com>
next in thread | previous in thread | raw e-mail | index | archive | help
lease-file-name "/var/db/dhcpd.leases";
ddns-update-style none;
authoritative;
option agent.circuit-id 2 ;
default-lease-time 3100; # 51 minutes.
max-lease-time 604800; # 1 week
subnet 10.10.10.0 netmask 255.255.255.0 {
option routers 10.10.10.1;
option subnet-mask 255.255.255.0;
option broadcast-address 10.10.10.255;
# The latest input from layer-9 required us to shift the dynamic
# range from the top half of the subnet down to the bottom half.
# This pool clause will elicit NAKs for the old leases while the
# clients migrate. Remember to remove this once they've all booted
# once or expired.
pool {
range 10.10.10.12 10.10.10.127;
}
if exists agent.circuit-id
{
log ( info, concat( "Lease for ", binary-to-ascii (10, 8, ".",
leased-ad
dress), " is connected to interface ",
binary-to-ascii (10, 8, "/", suffix ( option agent.circuit-id,
2)), " (a
dd 1 to port number!), VLAN ",
binary-to-ascii (10, 16, "", substring( option agent.circuit-id,
2, 2)),
" on switch ",
binary-to-ascii(16, 8, ":", substring( option agent.remote-id,
2, 6))));
log ( info, concat( "Lease for ", binary-to-ascii (10, 8, ".",
leased-ad
dress),
" raw option-82 info is CID: ", binary-to-ascii (10, 8, ".",
option agen
t.circuit-id), " AID: ",
binary-to-ascii(16, 8, ".", option agent.remote-id)));
Eric Anderson wrote:
> Dan Ross wrote:
>
>> Eric,
>> Thanks I have tried using that in my conf file but the original
>> author didnt seem to know where he got his stuff for data entries. I
>> am struggling to even understand his logging entry in the conf file.
>> How does one submit a mail to the isc-org. dhcp server mailing
>> list. I have the entry in my conf file but no entries are added to
>> my log file even though the server spews out an address. Any ideas?
>
>
> Can you post your config file? (minus any extra junk we don't need)
>
> Eric
>
>
>
>> Eric Anderson wrote:
>>
>>> Dan Ross wrote:
>>>
>>>> Hello;
>>>> I am trying to configure my freebsd ISC dhcp server to support and
>>>> log option 82 requests. Can anybody direct me to a how to page or
>>>> even maybe render some assistance if they have done this before?
>>>
>>>
>>>
>>>
>>> I don't know all the details, but maybe these snippets and links can
>>> help you:
>>>
>>> agent.circuit-id is also known as option 82
>>>
>>> http://www.archivum.info/dhcp-server%40isc.org/2005-02/msg00026.html
>>> http://www.archivum.info/dhcp-server%40isc.org/2005-06/msg00142.html
>>>
>>> man dhcp-options
>>> man dhcp-eval
>>>
>>> http://www.faqs.org/rfcs/rfc3046.html
>>>
>>> dhcpd.conf hints:
>>> Top of dhcpd.conf (you may have to do this, you may not):
>>> option agent.circuit-id code 82 = string; # is it a string?
>>>
>>> That's all I could conjure up..
>>>
>>> Eric
>>>
>>>
>>>
>>>
>>>
>
>
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?42C18000.8050803>