setting IP address manually

[Tim]

Tim wrote about accidental duplicate use of an IP:

>> I've seen it happen, and I can postulate several reasons why it might
>> have worked:
>> 
>> The other machine wasn't on the network when you set your IP.
>> A firewall on the other machine might have broken this feature.
>> You've brought a pre-configured machine to a network.


Jeff Vian replied:

> All of those conditions could allow a second machine to get set up
> with the same IP.  However, as soon as both machines were active on
> the network communications to/from them would break because the arp
> responses would confuse all others trying to communicate (switches,
> routers, bridges, and hosts alike).  

Oh I don't deny that.  I've already said that duplicate IPs on a network
will cause problems.  Bad enough that there's no point listing them,
it'll break networking left, right, and centre; it just shouldn't be
done.

-- 
Don't send private replies to my address, the mailbox is ignored.
I read messages from the public lists.