[Dnsmasq-discuss] multi-homed server with same hostname on 2 subnets

[Craig Yoshioka]

Awesome.  I love dnsmasq.

BTW, re: the subnets, why would that be a problem?  I have complete control over the router, I can change it, set up static routing, etc. if I ever need to connect the two subnets.


On Jul 21, 2012, at 4:18 PM, /dev/rob0 <rob0 at gmx.co.uk> wrote:

> On Sat, Jul 21, 2012 at 12:49:38PM -0700, Craig Yoshioka wrote:
>> Sorry, typo the lines should have been:
>> 
>>> dhcp-host=eth0,myserver,192.168.0.10
>>> dhcp-host=eth1,myserver,192.168.1.10
>> 
>> On Jul 21, 2012, at 12:44 PM, Craig Yoshioka <craigyk at me.com> wrote:
>>> I have a server using two interfaces for different subnets, with 
>>> the same hostname on both. The subnets are:
>>> 192.168.0.0/24
>>> 192.168.1.0/24
> 
> FWIW 192.168.0.0/23 are the worst possible choices because they 
> conflict with what most off-the-shelf routers use. If you ever need 
> to connect your networks to another, such as via a VPN, you might 
> find out why.
> 
>>> I've gotten each interface to get the correct IP from dnsmasq using:
>>> dhcp-host=eth0,myserver,192.168.0.10
>>> dhcp-host=eth0,myserver,192.168.1.10
>>> 
>>> but when dnsmasq is asked to resolve the address of myserver it 
>>> always answers with 192.168.1.10 regardless of what subnet the 
>>> request came from.
>>> 
>>> What's the proper way to setup this up?
> 
> See "-y, --localise-queries" in the dnsmasq(8) manual.
> -- 
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