localhost or LAN addresses in /etc/hosts

[Carl Friis-Hansen]

Chris G wrote:
<snip>
> On Fri, Dec 12, 2008 at 05:22:34PM -0400, Derek Broughton wrote:
>> Chris G wrote:
>>
>>> On Fri, Dec 12, 2008 at 02:51:26PM -0400, Derek Broughton wrote:
>>>> I'd say you're just thoroughly misconfigured.  You _can't_ have isbd
>>>> be
>>>> all three addresses.  Personally, I don't think if you're running
>>>> dnsmasq, isbd should be in there at all - _that's_ why you're running
>>>> your own DNS.
>>>>
>>> dnsmasq uses the entries in /etc/hosts to provide information to other
>>> machines on the LAN.  Thus it *needs* an entry for isbd somewhere to
>>> tell other machines what isbd's address is.
>> "somewhere".  It's a long time since I had a configuration using dnsmasq, 
>> but I thought it would use  the upstream dns, so if your router is already 
>> doing it, it could get it from there.
>>  
> The whole point is to make things easy to configure, my router
> certainly *doesn't* know the names/addresses of machines on my LAN and
> I don't really see how it could.
</snip>

In one of my LANs I am using Tomato Linux software on a WRT54g. On this 
LAN the router finds the machine names by  itself. Wouldn't the machine 
names be broadcast to the router?

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