DHCP and 2 subnets

goose bla goosefreebsd at zoznam.sk
Tue Dec 14 03:57:58 PST 2004


GREAT, 

it's running for me OK.

Thanks very much.. 

best regards 
goose



----- Original Message ----- 
From:    "Joerg Pulz" <Joerg.Pulz at frm2.tum.de>
To:      "goose bla" <goosefreebsd at zoznam.sk>
Cc:      freebsd-questions at freebsd.org
Sent:    Mon, 13 Dec 2004 08:03:57 +0100 (CET)
Subject: Re: DHCP and 2 subnets

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> On Sun, 12 Dec 2004, goose bla wrote:
> 
> > hello,
> >
> > I have router with inet and allias. 10.1.0.0/24 10.2.0.0/24.
> > i want allot to pc(client) their IP by their MAC adress. but it's going
> 
> > only with one subnet. i can allot IP only to one subnet.
> >
> > [stripped]
> 
> Hi,
> 
> don't know if i got you roght, but here are my thoughts.
> if you want to serve more than one ip network over one physical wire you 
> 
> have to define a shared network.
> here is an example. (remeber, host declarations have to be inside! the 
> subnet they belong to)
> 
> shared-network MYNETWORK {
>	  subnet 10.1.0.0 netmask 255.255.255.0 {
>		  range 10.1.0.31 10.1.0.60;
>		  default-lease-time 600;
>		  max-lease-time 7200;
>		  option subnet-mask 255.255.255.0;
>		  option domain-name "bla.org";
>		  option domain-name-servers 222.222.222.22;
>		  option routers 10.1.0.1;
> 
>		  host pc1 {
>			  hardware ethernet 00:33:11:22:bb:94;
>			  fixed-address 10.1.0.10;
>		  }
>	  }
> 
>	  subnet2 10.2.0.0 netmask 255.255.255.0 {
>		  range 10.2.0.31 10.2.0.60;
>		  default-lease-time 600;
>		  max-lease-time 7200;
>		  option subnet-mask 255.255.255.0;
>		  option domain-name "bla.org";
>		  option domain-name-servers 222.222.222.22;
>		  option routers 10.2.0.1;
> 
>		  host pc2 {
>			  hardware ethernet 00:44:44:22:bb:94;
>			  fixed-address 10.2.0.10;
>		  }
>	  }
> }
> 
> as far as i can tell, this setups work here for me. i don't know the
> exact 
> behavior of dhcpd if you declare dynamic ranges in more than one ip 
> subnet. i've only one dynamic range in one! subnet.
> 
> regards
> Joerg
> 
> - -- 
> The beginning is the most important part of the work.
>				  -Plato
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