No subject
Fri Feb 17 00:23:59 UTC 2012
...
I putted the "shared network" because other ways the server sad to me I have
an error ...
To give you the big picture I have a lot of networks that receive ip's
through dhcp relay on the routers ... unfortunately many of them don't know
how to set a circuit-id ...
----- Original Message -----
From: "Simon Hobson" <dhcp1 at thehobsons.co.uk>
To: <dhcp-users at isc.org>
Sent: Sunday, November 12, 2006 12:58
Subject: Re: Multihomed pc
> Crisfalusi Dan wrote:
>
> >I have a single default router per network ... but I have a large network
> >and is not flat ...
>
> Ahh, you have a shared network according to your config file, that
> makes a HUGE difference !
>
> >By the way your sugestion is not working. The server offers only the
first
> >ip in the list ...
>
> It will do, you didn't say that you have a shared network.
>
> >Please help me a litle bit more ...
> >I'll show you below something from my dhcpd.conf file ...
> >
> >In the tests that I done with ibm4 the server identified correctly the
host
> >and the gateway but offered always the first ip in the list (I rotated
them
> >to check this) ...
> >
> >Please give me more sugestions ...
> >
> >10x
> >
> >.......
> >deny unknown-clients;
> >
> >shared-network Timisoara {
> > subnet 172.19.130.0 netmask 255.255.255.0 {
> > option domain-name "electricabanat.ro";
> > option time-offset -18000; # Eastern Standard Time
> > default-lease-time 72000; # 20 de ore
> > max-lease-time 72000; # 20 de ore
> > use-host-decl-names on;
> > option routers 172.19.130.254;
> > option subnet-mask 255.255.255.0;
> > option domain-name-servers 172.19.129.16, 172.19.129.17;
> > }
> > subnet 172.19.131.0 netmask 255.255.255.0 {
> > option domain-name "electricabanat.ro";
> > option time-offset -18000; # Eastern Standard Time
> > default-lease-time 72000; # 20 de ore
> > max-lease-time 72000; # 20 de ore
> > use-host-decl-names on;
> > option routers 172.19.131.254;
> > option subnet-mask 255.255.255.0;
> > option domain-name-servers 172.19.129.16, 172.19.129.17;
> > }
> >
> > subnet 172.19.132.0 netmask 255.255.255.128 {
> > option domain-name "electricabanat.ro";
> > option time-offset -18000; # Eastern Standard Time
> > default-lease-time 72000; # 20 de ore
> > max-lease-time 72000; # 20 de ore
> > use-host-decl-names on;
> > option routers 172.19.132.126;
> > option subnet-mask 255.255.255.128;
> > option domain-name-servers 172.19.129.16, 172.19.129.17;
> > }
> > subnet 172.19.132.128 netmask 255.255.255.192 {
> > option domain-name "electricabanat.ro";
> > option time-offset -18000; # Eastern Standard Time
> > default-lease-time 72000; # 20 de ore
> > max-lease-time 72000; # 20 de ore
> > use-host-decl-names on;
> > option routers 172.19.132.190;
> > option subnet-mask 255.255.255.192;
> > option domain-name-servers 172.19.129.16, 172.19.129.17;
> > }
> >
> > subnet 172.19.133.0 netmask 255.255.255.192 {
> > option domain-name "electricabanat.ro";
> > option time-offset -18000; # Eastern Standard Time
> > default-lease-time 72000; # 20 de ore
> > max-lease-time 72000; # 20 de ore
> > use-host-decl-names on;
> > option routers 172.19.133.62;
> > option subnet-mask 255.255.255.192;
> > option domain-name-servers 172.19.129.16, 172.19.129.17;
> > }
> >.......
> >}
> >
> >......
> ># Plimbareti
> >group {
> > host ibm4 { hardware ethernet 00:10:c6:dd:01:ae; fixed-address
> >172.19.132.81
> >, 172.19.130.248, 172.19.133.132; }
>
> OK, first lets be quite certain, do you have a shared network ? In
> other words, are all these subnets ON THE SAME WIRE ? Ie, can you
> take a device, plug it into the network, and move it to any of the
> subnets by giving it the appropriate network settings - without
> moving switch port or altering VLAN assignments ?
>
> Sorry to labour the point, but's it's come up time and time again.
> Looking back at your original post :
> >I have pc's that move from time to time in a relative large network
> >(with tens of routers).
>
> I believe that you do NOT have a shared network - but we need to
> confirm that before going any further.
>
>
>
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