Creating a visual Map of a network?

Colin Alston karnaugh at
Tue Sep 16 05:41:41 CDT 2008

castellan2004-nsm at wrote:
> I am being tasked to map a network.  In the past I have used nmap to find the systems on the local LAN and remote LANs (same enterprise).
> This time I want to create a visual map of the LAN.  With cheops, I reasonably good results but cannot be documented for managers with certainty. What are some good tools now that will create visual maps of the networks?
> What is the best way to map a network when ICMP echo has been turned off?

I've had success using Scapy ( and
tying it into Graphviz. It can do TCP traces too and has all sorts of
built in visualisation options.

And look at the bottom here

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