North American Network Operators Group

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Re: is your host or dhcp server sending dns dynamic updates for rfc1918?

  • From: Randy Bush
  • Date: Fri Apr 19 00:22:38 2002

> now as to who's responsible, first off you have to understand that we block
> rfc1918-sourced packets at our AS boundary.  (otherwise these numbers would
> be Much Higher

are you sure?  i suspect they are windows 2000 systems behind NATs.  so
the dynamic update is for the 1918 address, but the packet source address
has been natted into real space.