MAC address change

Sten Carlsen stenc at s-carlsen.dk
Fri Nov 25 22:17:55 UTC 2011


Hmm?

fixed-address 1.1.1.2;
subnet 1.1.1.0 netmask 255.255.255.252 {
    option routers 1.1.1.1;
  }

As far as I can see that fixed address IS contained in the subnet? and
the subnet is part of the shared network?

On 25/11/11 19:58, Simon Hobson wrote:
> Sten Carlsen wrote:
>
>>> host customer101public {
>>>   hardware ethernet 00:11:22:33:44:55;
>>>   fixed-address 1.1.1.2;
>>> }
>>>
>>> shared-network vlan101 {
>>>   subnet 10.0.0.0 netmask 255.255.255.248 {
>>>     option routers 10.0.0.1;
>>>     pool {
>>>       range 10.0.0.2 10.0.0.6;
>>>       deny known-clients;
>>>     }
>>>   }
>>>
>>>   subnet 1.1.1.0 netmask 255.255.255.252 {
>>>     option routers 1.1.1.1;
>>>   }
>>> }
>
>> You still have the mistake to have a fixed address in a range.
>> Declare subnet 1.1.1.0 with no range statement. There is a risk that
>> an unknown client will be given the 1.1.1.2 address when it is
>> defined as a range.
>
> Err, no he hasn't. The range is in a different (RFC1918) subnet).

-- 
Best regards

Sten Carlsen

No improvements come from shouting:

       "MALE BOVINE MANURE!!!" 

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.isc.org/pipermail/dhcp-users/attachments/20111125/c16649aa/attachment.html>


More information about the dhcp-users mailing list