Google wants to be your Internet

Jason LeBlanc jml at packetpimp.org
Wed Jan 24 13:39:50 UTC 2007


I hear you on the double, triple nat nightmare, I'm there myself.  I'm 
working on rolling out VRFs to solve that problem, still testing.  The 
nat complexities and bugs (nat translations losing their mind and 
killing connectivity for important apps) are just too much for some of 
our customers, users, etc to deal with.  Some days it kills me that v6 
is still not really viable, I keep asking providers where they're at 
with it.  Their most common complaint is that the operating systems 
don't support it yet.  They mention primarily Windows since that is what 
is most implemented, not in the colo world but what the users have.  I 
suggested they offer a service that somehow translates (heh, shifting 
the pain to them) v4 to v6 for their customers to move it along.

Roland Dobbins wrote:
>
>
> On Jan 24, 2007, at 4:58 AM, Mark Smith wrote:
>
>> The problem is that you can't be sure that if you use RFC1918 today you
>> won't be bitten by it's non-uniqueness property in the future. When
>> you're asked to diagnose a fault with a device with the IP address
>> 192.168.1.1, and you've got an unknown number of candidate devices
>> using that address, you really start to see the value in having world
>> wide unique, but not necessarily publically visible addressing.
>
>
> That's what I meant by the 'as long as one is sure one isn't buying 
> trouble down the road' part.  Having encountered problems with 
> overlapping address space many times in the past, I'm quite aware of 
> the pain, thanks.
>
> ;>
>
> RFC1918 was created for a reason, and it is used (and misused, we all 
> understand that) today by many network operators for a reason.  It is 
> up to the architects and operators of networks to determine whether or 
> not they should make use of globally-unique addresses or RFC1918 
> addresses on a case-by-case basis; making use of RFC1918 addressing is 
> not an inherently stupid course of action, its appropriateness in any 
> given situation is entirely subjective.
>
> -----------------------------------------------------------------------
> Roland Dobbins <rdobbins at cisco.com> // 408.527.6376 voice
>
>                     Technology is legislation.
>
>                         -- Karl Schroeder
>
>
>




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