quietly....

Owen DeLong owen at delong.com
Wed Feb 2 17:52:37 CST 2011


On Feb 2, 2011, at 2:18 PM, Mark Andrews wrote:

> 
> In message <25915.1296675743 at localhost>, Valdis.Kletnieks at vt.edu writes:
>> --==_Exmh_1296675743_5545P
>> Content-Type: text/plain; charset=us-ascii
>> 
>> On Wed, 02 Feb 2011 14:30:23 EST, John Payne said:
>>> On Feb 2, 2011, at 3:16 AM, Iljitsch van Beijnum wrote:
>>>> Example: if you give administrators the option of putting a router
>>>> address in a DHCP option, they will do so and some fraction of the time,
>>>> this will be the wrong address and things don't work. If you let routers
>>>> announce their presence, then it's virtually impossible that something
>>>> goes wrong because routers know who they are. A clear win. Of course it
>>>> does mean that people <gasp> have to learn something new when adopting
>>>> IPv6.
>> 
>>> Is anyone else reading this and the word "condescending" _not_ popping
>>> into their heads?
>> 
>> The only other charitable conclusion I can draw is "Somebody hasn't spent tim
>> e
>> chasing down people with misconfigured laptops on the wireless who are squawk
>> ing
>> RA's for 2002:"
>> 
>> There's a *big* operational difference between "all authorized and properly c
>> onfigured
>> routers know who they are" and "all nodes that think they're routers (deluded
>> though
>> they may be) know who they are".
> 
> Or you just filter them out in the laptop.   With the proper tools you just
> ignore and RA's containing 2002:.  Done that for years now.
> 
That works when you're one technician on one laptop.

Now, scale that solution to 10,000 $END_USERS on 12,000 laptops running at
least 4 versions of at least 3 different operating systems (12 combinations minimum).

Really?

Owen





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