Sorry Haywood, I simply forgot to mention them, those are very good also, of course!
Le mardi 18 novembre 2008 à 23:42 +0100, David Fernández a écrit : > Haywood, > > Just to complete the information provided by Vincent, there are other tools > that easy the creation and management of network scenarios based on UML that > can be useful for you, for example, have a look at: > > * VNUML. http://www.dit.upm.es/vnuml > * MLN. http://mln.sourceforge.net/ > * Netkit. http://www.netkit.org/ > * Marionnet. http://www.marionnet.org/ > * VNE. http://ndl.uva.netherlight.nl/trac/vne > > You can find other references at: > http://www.dit.upm.es/vnumlwiki/index.php/References#Related_tools.2C_projects_or_initiatives > > Best regards, > David > > -----Mensaje original----- > De: root [mailto:[EMAIL PROTECTED] > Enviado el: domingo, 16 de noviembre de 2008 14:57 > Para: Haywood Floyd > CC: user-mode-linux-user@lists.sourceforge.net > Asunto: Re: [uml-user] Many eth interfaces on many UMLs > > Hello Mr Haywood Floyd, > It seems that the tool at http://clownix.net would also > help you with your teaching, it can provide a new network > topology much faster than with scripts that must be modified > to adapt. > Basicaly, a daemon does all the switching for all the interfaces > of all the machines, and you can send commands to the daemon > to modify the topology or to create new machines or new taps. > A machine is connected to the host at startup with no config > on your part. > I call it the admin network, I see on your scripts that your > admin network linking the host to your simulated network > comes into R5 only and you have to have routes to reach the > others, this implies that the host is a part of the studied > network. > I have chosen to have an admin network linking each machine > to the host. And I try as much as possible to make this admin > network not visible for the studied demoes. > The software currently availlable at clownix.net has its admin > network go through eth0 which is a mistake since linphone takes > eth0 address as ident. In next version, the admin network is > the biggest eth: eth4 if there are 4 interfaces. > The goal is to observe without interference with the admin > network. > > Another advantage: your students can play with a network, create > new machines modify the topology, be root on each machine, all > this without having root priviledges on the host. > > Hope you try it! > Bye > Vincent Perrier > > > > > > > Le dimanche 16 novembre 2008 11:26 -0200, Haywood Floyd a crit : > > Mr lanas, > > > > I teach basic network concepts using uml. > > I am sending a script that i used to apply to build the network > > topology for studies. > > I think the script ideas will help you to build your topology. > > I still working on better ways to do things, specially about create an > > uml group for access /dev/net/tun device without switch to root or > > give to file everyone privileges. > > The script goes in a attached file. At the first lines is an ascii > > draw showing the created topology. > > > > I beg your pardon for my english. > > I hope make myself clear and help you in some way. > > > > Regards to all. > > haywood floyd > > > > > > 2008/11/14 lanas <[EMAIL PROTECTED]>: > > > Hello all, > > > > > > I'm looking at having at least 15 UMLs with each UMLs using 4 eth > > > ports. The (primitive) way I'm using at the moment to launch a UML with > > > four ports is like this: > > > > > > ./linux ubda=testfs.1 eth1=tuntap,,,192.168.1.201 > > > eth2=tuntap,,,192.168.1.202 eth3=tuntap,,,192.168.1.203 > > > eth4=tuntap,,,192.168.1.204 eth5=tuntap,,,192.168.1.205 > > > > > > Somehow this does not sound like a good idea if multiplied by 15, or > > > even by more. 60 tap devices does not seems to sound good. > > > > > > What would be the better approach at having this quantity of UMLs with > > > that many eth interfaces per UML ? Each eth interface in each UML has > > > to be accessible from outside the host. > > > > > > Thanks for any comments/suggestions/ideas ! > > > > > > Cheers. > > > > > > ------------------------------------------------------------------------- > > > This SF.Net email is sponsored by the Moblin Your Move Developer's > > > challenge > > > Build the coolest Linux based applications with Moblin SDK & win great > > > prizes > > > Grand prize is a trip for two to an Open Source event anywhere in the > > > world > > > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > > > _______________________________________________ > > > User-mode-linux-user mailing list > > > User-mode-linux-user@lists.sourceforge.net > > > https://lists.sourceforge.net/lists/listinfo/user-mode-linux-user > > > > > ------------------------------------------------------------------------- > > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge > > Build the coolest Linux based applications with Moblin SDK & win great > > prizes > > Grand prize is a trip for two to an Open Source event anywhere in the world > > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > > _______________________________________________ User-mode-linux-user > > mailing list User-mode-linux-user@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/user-mode-linux-user > > > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge > Build the coolest Linux based applications with Moblin SDK & win great prizes > Grand prize is a trip for two to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > _______________________________________________ > User-mode-linux-user mailing list > User-mode-linux-user@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/user-mode-linux-user > > � > ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ User-mode-linux-user mailing list User-mode-linux-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-user
