[Fwd: Re: zeroconf and kubuntu]

[Terence Simpson]

Matthew Flaschen wrote:
>
> ------------------------------------------------------------------------
>
> Subject:
> Re: zeroconf and kubuntu
> From:
> "Donatas G." <dgvirtual at akl.lt>
> Date:
> Wed, 06 Jun 2007 13:31:13 +0300
> To:
> Matthew Flaschen <matthew.flaschen at gatech.edu>
>
> To:
> Matthew Flaschen <matthew.flaschen at gatech.edu>
>
>
> Quoting Matthew Flaschen <matthew.flaschen at gatech.edu>:
>
>> Donatas G. wrote:
>>> How is zeroconf networking supposed to work on Kubuntu? Do I have to 
>>> specify
>>> something in the settings for my computer to automatically obtain IP 
>>> address
>>> when connected to another computer?
>>
>> You can't obtain an IP address that way, unless one computer is a server
>> /router with a DHCP service enabled.  Zeroconf is for computers with
>> pre-assigned IPs (typically on a LAN with DHCP) to share services (like
>> file, print, etc.).  It doesn't assign IPs itself as far as I know.
>
> Well, I guess I should be able to obtain IP address that way - i read 
> about that
> in Feisty features.
>
>>> I tried to simply connect two computers with a cable
>>
>> You can do this, but it's best to manually set IPs then.  Also, I
>> believe you need a cross-over cable.
>
> I did use a crossover cable, though if I use static IP's i can connect 
> the two
> computers (no hub or switch) with either a normal, or a crossover 
> cable - it
> worked both ways.
>
> I believe zeroconf means three things:
> - that computers automatically negotiate IP addresses when connected 
> together
> (directly or through a hub), without needing a dhcp server running in the
> network
> - that they advertise services that are automatically discovered by other
> hosts.
> - that they automatically are able to resolve addresses like 
> hostname.local
>
> Am I right?
>
Pretty much, yes. That's why it has the name "ZeroConf", it needs zero 
configuration.
Zeroconf won't assign a local address to the interface if it has a 
static or DHCP assigned IP address, so it's for pure "plug 'n' play" 
type connections.