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North American Network Operators Group

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Re: Network Operators and smurf

  • From: Al Reuben
  • Date: Sat Apr 25 12:52:50 1998


The other extreme is that, what if you are singly-homed? Then it is
useless again.

My point is, I would guess that if you are not single-homed (in which case
this is useless), you are multi-homed, and your traffic probably isn't
symmetrical. 

Therefore, I think this feature is of limited usefullness.



> It would prevent simple spoofing, yes, but that would not
> eliminate the Smurf attacks since to mount a Smurf attack you
> need to use the victim's address as your source address, and that
> one *is* typically "valid" according to the criteria you mention
> above (?).

-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
                  Atheism is a non-prophet organization.
			 I route, therefore I am.
       Alex Rubenstein, alex@nac.net, KC2BUO, ISP/C Charter Member
               Father of the Network and Head Bottle-Washer
     Net Access Corporation, 9 Mt. Pleasant Tpk., Denville, NJ 07834
 Don't choose a spineless ISP! We have more backbone!  http://www.nac.net
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