Network Operators and smurf

Dean Anderson dean at
Fri Apr 24 23:13:24 UTC 1998

>Well, there is a simple knob for this:
>If the Knob is turned "ON", then any packet from a source address which is
>not routed to the interface it came in on is dropped.
>This works for static, dynamic, and all other kinds of routing.    It will
>solve the problem and is trivial to implement - if any of the vendors care.

Doesn't work for asymetric networks, like satellites. But I agree, it might
be a good knob for the 80% solution.  The rest of the problems must still
rely on access lists.


           Plain Aviation, Inc                  dean at
           We Make IT Fly!                (617)242-3091 x246

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