On Thu, 28 Feb 2008 10:05:31 +0100
teknet8 <[EMAIL PROTECTED]> wrote:

> When i scan my whole network (16 networks, each class C) during network
> scanning hundreds of packets per second are being sent. My pix
> firewalls have 98% cpu.

Scanning through a firewall is not a good idea. You might overload &
crash it, or it might drop some connections to protect the targets,
giving you an incomplete result.

> Can i in any way make network scanning slower ?

With Nessus 3.1, you can limit the number of open connections by
setting "global.max_simult_tcp_sessions
http://blog.tenablesecurity.com/2007/02/nessus_32_beta_.html
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