multiple prefixes

Bernd Walter bernd at
Thu Feb 14 18:38:58 CET 2013

Am 14.02.2013 um 18:32 schrieb Andre Tomt <andre at>:

> On 14. feb. 2013 18:00, Bernd Walter wrote:
>> On Thu, Feb 14, 2013 at 04:17:01PM +0100, Philipp Kern wrote:
>> Even then the prefix changes unscheduled and can 
>> Another point: Say you have had a power failure.
>> Your plastic box gets rebooted and your DSL won't get established.
>> What prefix is your home network running with?
>> Local addresses (link local and ULA) are the only options unless your
>> plastic box kept knowledge about the old (and at this time not
>> officially granted) prefix.
>> My router has a static prefix assignment for reason.
> My router at home remembers the previous prefix lease and will keep announcing it to the network until another prefix comes along. I have no idea if this is the norm though - but it probably should be.

Even after power cycle?
Another wrote that with his box even the RFC1819 IPv4 addresses will be renumbered as it won't store the dhcp leases.

My expectations from plastic boxes are not very high - the fortunate thing is that most of them only have a short lifecycle.

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