[nsp] known networks for broadcast ping attacks

Sharif Torpis storpis at pbi.net
Tue Aug 12 18:49:53 UTC 1997

On Aug 12,  2:42am, Charles Sprickman wrote:
> Subject: Re: [nsp] known networks for broadcast ping attacks
> When I type "no ip source route" on a Cisco, what exactly is that doing
> for me?  Is it just disallowing the router itself to generate
> source-routed packets or is it saying sink all source-routed packets?
> All this talk of spoofing is getting me a bit confused.  What exactly is
> the difference between source-routing and spoofing?
> Just trying to understand a bit more,

Spoofing is forging a packet's source address. Source routing is including
information in the packet that tells the route the packet should take to get to
its destination.

See ftp://ftp.greatcircle.com/pub/firewalls/FAQ

Sharif Torpis (storpis at pbi.net)
Network Engineering
Pacific Bell Internet
PGP Key at http://www-swiss.ai.mit.edu/~bal/pks-toplev.html

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