IPv6 RA vs DHCPv6 - The chosen one?
mohacsi at niif.hu
Fri Dec 23 15:36:44 CST 2011
On Fri, 23 Dec 2011, Jeff Wheeler wrote:
> On Fri, Dec 23, 2011 at 4:13 PM, Mohacsi Janos <mohacsi at niif.hu> wrote:
>> If you can limit number of ARP/NDP entries per interfaces and you complement
>> RAGuard and DHCPv4 snooping your are done.
> That depends on how ARP/ND gleaning works on the box. In short, Cisco
> already has a knob to limit the number of ND entries per interface on
> some of their kit, and it is not a solution, only a damage mitigation
> measure. http://inconcepts.biz/~jsw/IPv6_NDP_Exhaustion.pdf
The solution is that you monitor your device: if limits reached then you
get notified and you can resolve the problem.
> Jeff S Wheeler <jsw at inconcepts.biz>
> Sr Network Operator / Innovative Network Concepts
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