North American Network Operators Group
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Re: smurf

  • From: Paul Ferguson
  • Date: Wed Dec 10 08:00:51 1997 
This is also mentioned in the *-03.txt version of the
ingress filtering draft:

 ftp://ds.internic.net/internet-drafts/draft-ferguson-ingress-filtering-03.txt

- paul


At 03:13 PM 12/8/97 -0800, Craig A. Huegen wrote:

>
>It's a requirement per the RFC:
>
>(from my smurf paper)
>
>RFC 1812,
>"Requirements for IP Version 4 Routers", Section 5.3.5, specifies: 
>
>---
>   A router MAY have an option to disable receiving network-prefix-
>   directed broadcasts on an interface and MUST have an option to
>   disable forwarding network-prefix-directed broadcasts.  These options
>   MUST default to permit receiving and forwarding network-prefix-
>   directed broadcasts.
>---
>