Multihomed pc

Crisfalusi Dan crisu_dan at electricabanat.ro
Sun Nov 12 10:01:01 UTC 2006


I have a single default router per network ... but I have a large network
and is not flat ...

By the way your sugestion is not working. The server offers only the first
ip in the list ...
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; }
    host laptop-ailea { hardware ethernet 00:16:41:56:F5:99; fixed-address
172.1
9.130.30,172.19.133.200; }
    host carmen-cursaru { hardware ethernet 00:50:EB:37:11:8C; fixed-address
172
.19.133.150, 172.19.130.32; }
    host eugenia-zelenco { hardware ethernet 00:10:c6:df:99:b3;
fixed-address 17
2.19.132.60, 172.19.130.31; }
    host mirela-hristea { hardware ethernet 00:10:c6:df:ba:2d; fixed-address
172
.19.132.62, 172.19.130.25; }
    host lap-asalvari { hardware ethernet 00:16:41:56:f5:8d; fixed-address
172.1
9.130.232, 172.19.132.80, 172.19.133.201; }
    host laptop-diana { hardware ethernet 00:48:54:30:cf:68; fixed-address
172.1
9.130.233, 172.19.133.202; }
}

.....





----- Original Message ----- 
From: "Simon Hobson" <dhcp1 at thehobsons.co.uk>
To: <dhcp-users at isc.org>
Sent: Saturday, November 11, 2006 23:10
Subject: Re: Multihomed pc


> Crisfalusi Dan wrote:
>
> >Ok. So I have to change some tings on my conf file ... because I have
> >defined a very large subnet and groups of hosts with specific gateway and
so
> >on ...
>
> Usually a sign of a poorly designed/implemented network
> infrastructure. In a well designed & built network, there should be
> no need to configure anything other than a single default router per
> subnet.
>
> PS - it's bad form to top-post.
>
>
>




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