North American Network Operators Group
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Re: v6 subnet size for DSL & leased line customers

  • From: Florian Weimer
  • Date: Wed Dec 26 12:03:27 2007 
* Tim Durack:

> Probably why some vendors support "dhcp snooping" and "private vlans" for
> IPv4 - multiple clients per subnet with isolation.

The isolation is far from perfect because you don't know from which host
the packet actually came. 8-(