Damien,

I am not sure that Threat Level 1 is appropriate in Section 6.1 (Attacks With 
Map-Request Messages). Again, this attack may be harder to mitigate than we 
realize.

Consider the attack that you describe in Paragraph 5 of Section 6.1. Assume 
that the attacker runs that attack, not with the goal of overrunning the ITR 
with Map-Reply messages, but with the goal of hitting the victim ITRs rate 
limit for Map-Reply messages on the ETR. When SA causes that rate limit to be 
hit, he makes it difficult for the ITR to obtain mappings outside of 
192.0.2.0/24 from ETR that is involved.

                                        Ron


> 2. do you agree with the level of severity given for each threat
> (yes/no/why)?
> 


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