[mdlug] Network routing and subnetting?

[Michael ORourke]

Mat,

Are you using IPv4?
It looks like your adresses have 5 octets...
e.g. 10.0.0.0.1 should be only 4 octets 10.0.0.1
or is that just a typo?

-Mike

-----Original Message-----
>From: Mathew Enders <mathew.enders at prodigy.net>
>Sent: Jan 8, 2008 11:37 PM
>To: MDLUG's Main discussion list <mdlug at mdlug.org>
>Subject: Re: [mdlug] Network routing and subnetting?
>
>On Tue, 2008-01-08 at 13:45 -0500, Michael ORourke wrote:
>> In the "current" setup, are they doing NAT?  Sounds like you need to add 
>> some static routes.
>> Something along the lines of:
>> network 10.0.1.0  255.255.255.0 go to 10.0.0.215
>> network 10.0.2.0  255.255.255.0 go to 10.0.0.223
>> I would guess that you have an Internet Router somewhere in the mix on the 
>> 10.0.0.x, perhaps with a private IP of 10.0.0.1/24.  And the default routes 
>> of the boxes on that net are set to 10.0.0.1, or the equivalent.  So anytime 
>> something tries to connect to say a box on 10.0.0.10 from the 10.0.1.0 net 
>> (or 10.0.2.0 network), the return packets would be sent to the Internet 
>> router (10.0.0.1 for example).
>> 
>> -Mike
>> 
>Mike I am not sure I understand what you are saying.  Iam attaching a
>copy of the dhcp.conf file the section of addresses blocked out for
>wireless is 10.0.0.200 - 10.0.0.253 for the proposed solution they are
>currently not being used by anything.
>
>#
># Sample configuration file for ISC dhcpd for Debian
>#
># $Id: dhcpd.conf,v 1.1.1.1 2002/05/21 00:07:44 peloy Exp $
>#
>
>ddns-update-style none;
>ignore client-updates;
>
># Network Declaratioon
>#
># The range of IP addresses the server
># will issue to DHCP enabled PC clients
># booting up on the network
>#
># Set the default gateway to be used by
># the PC clients
>
>subnet 10.0.0.0.0 netmask 255.255.255.0 {
>	range 10.0.0.0.1 10.0.0.0.48;
>	range 10.0.0.0.50 10.0.0.0.100;
>	range 10.0.0.0.124 10.0.0.0.141;
>	range 10.0.0.0.152 10.0.0.0.199;
>	option routers 10.0.0.0.254;
>}
>
># Set the amount of time in seconds that
># a client may keep the IP address
>
>default-lease-time 3600;
>max-lease-time 7200;
>
># Don't forward DHCP requests from this
># NIC interface to any other NIC
># interfaces
>
>option ip-forwarding off;
>
># Set the broadcast address and subnet mask
># to be used by the DHCP clients
>
>option broadcast-address 10.0.0.0.255;
>option subnet-mask 255.255.255.0;
>
># Set the DNS server to be used by the
># DHCP clients
>
>option domain-name-servers 68.94.156.1, 68.94.157.1;
>
># Set the NTP server to be used by the
># DHCP clients
>
>#option nntp-server 000.000.000.000;
>
># If you specify a WINS server for your Windows clients,
># you need to include the following option in the dhcpd.conf file:
>
>#option netbios-name-servers 000.000.000.000;
>
># You can also assign specific IP addresses based on the clients'
># ethernet MAC address as follows Host's name is "unique-name":
>
>host comp-lab-printer {
>	hardware ethernet 00:04:00:f0:c1:eb;
>	fixed-address 10.0.0.0.49;
> }
>host ARDVARC {
>	hardware ethernet 00:16:17:b2:62:e9;
>	fixed-address 10.0.0.0.101;
> }
>host BOSS-dansguardian {
>	hardware ethernet 00:0c:6e:27:0c:ef;
>	fixed-address 10.0.0.0.115;
> }
>host BOSS-dhcp-webmin-ssh {
>	hardware ethernet 00:10:5a:07:09:c2;
>	fixed-address 10.0.0.0.123;
> }
>host level-3-printer {
>	hardware ethernet 08:00:37:72:42:00;
>	fixed-address 10.0.0.0.144;
> }
>host netopia-gateway {
>	hardware ethernet 00:0f:cc:17:9f:54;
>	fixed-address 10.0.0.0.254;
> }
>
>#
># List an unused interface here
>#
>#subnet 192.168.2.0 netmask 255.255.255.0 {
>#}
>
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