HOWTO extract the IP src/dst address from a packet: Difference between revisions

From Nsnam
Jump to navigation Jump to search
No edit summary
 
No edit summary
 
(One intermediate revision by the same user not shown)
Line 1: Line 1:
{{TOC}}
{{TOC}}


One of the main points of using simulation software is that you don't have
A common question we hear is, "what is the appropriate way to extract the ip
to buy lots of hardware in order to investigate large configurations.  We
src/dst address from a packet"? Here is the official answer ...
have a realtime emulation package that allows us to connect ns-3 to real
networks on real machines. The problem, of course, is that you need lots
of real machines to run real programs. Using VMware, we replace "real
machines" with "virtual machines" and configure virtual networks of virtual
machines instead of having to work with tons of real hardware.


== HOWTO use VMware to set up virtual networks (Windows) ==
== HOWTO extract the IP src/dst address from a packet ==


1.  Get the VMware server software
What is the appropriate way to extract the ip src/dst address from a packet?
    a.  You may read in various release notes or documentation that you need
 
        Microsoft servers of various kinds.  This is not the case.  You can
  // copy packet to avoid modifying the original packet
        run VMware server on XP just fine;
  Ptr<Packet> copy = p->Copy ();
    b.  Go to http://www.vmware.com/download/server/ to get the software;
  Ipv4Header iph;
    c.  Select the Download Now button (download as usual);
  copy->RemoveHeader (iph);
    d. Install the software in the usual way;
  // copy will disappear when you are done with it.
    e.  Ignore warnings about requiring Microsoft IIS to continue.
 
[[User:Craigdo|Craigdo]] 19:55, 5 August 2008 (EDT)

Latest revision as of 23:55, 5 August 2008

Main Page - Roadmap - Summer Projects - Project Ideas - Developer FAQ - Tools - Related Projects

HOWTOs - Installation - Troubleshooting - User FAQ - Samples - Models - Education - Contributed Code - Papers

A common question we hear is, "what is the appropriate way to extract the ip src/dst address from a packet"? Here is the official answer ...

HOWTO extract the IP src/dst address from a packet

What is the appropriate way to extract the ip src/dst address from a packet? 

 // copy packet to avoid modifying the original packet
 Ptr<Packet> copy = p->Copy ();
 Ipv4Header iph;
 copy->RemoveHeader (iph);
 // copy will disappear when you are done with it.

Craigdo 19:55, 5 August 2008 (EDT)

Retrieved from "https://www.nsnam.org/mediawiki/index.php?title=HOWTO_extract_the_IP_src/dst_address_from_a_packet&oldid=1812"