mcr at sandelman.ca
Thu Apr 1 21:04:45 EDT 2010
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>>>>> "Kevin" == Kevin Kargel <kkargel at polartel.com> writes:
>> I believe what ever the policy is it should be the same as for PI
>> A fundamental tenant of the consensus that I think is developing
>> is if the policy for PI and ULA-C are essentially the same, then
>> ULA-C can be implemented without much risk of abuse. If ULA-C is
>> easier to get or maintain, or even if it is only perceived as
>> such, there is a risk of abuse.
Kevin> I will buy in to that.
Kevin> On a global level I can see that if many people want ULA-C I
Kevin> guess it won't hurt anything so long as it doesn't start
Kevin> finding it's way to the global routing table. Even if it
Kevin> shows up in local peer routing tables it is pretty benign.
Kevin> The danger I see with ULA peer relationships is that if I
Kevin> advertise my ULA-* to a peer for private uses I have no
Kevin> control over my peers BGP policies and they may through
Kevin> design or neglect advertise my ULA to their peers, which
Kevin> would/could pollute the global table. This could get *me* in
Kevin> trouble through no fault of my own.
So, that's why we need ULA-C, rather than "tainted GUA".
The ULA-C will *not* leak into the global routing table, because there
will be lots and lots of filters that reject it.
Kevin> On a local (personal)level I just don't see the need for
Kevin> dedicated ULA pools when anyone can roll their own ULA-* out
Kevin> of their GUA.
Sure. Show me again, where the 20-person operation that have a cable
connection, and a DSL connection (and thus two sets of GUA-PA), get this
GUA-PI that they need to have stable addresses internally?
Said company has two different types of connections because neither is
ULA-C is not about ISPs. It's about SME.
] He who is tired of Weird Al is tired of life! | firewalls [
] Michael Richardson, Sandelman Software Works, Ottawa, ON |net architect[
] mcr at sandelman.ottawa.on.ca http://www.sandelman.ottawa.on.ca/ |device driver[
Kyoto Plus: watch the video <http://www.youtube.com/watch?v=kzx1ycLXQSE>
then sign the petition.
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