GNS3 http://www.gns3.net/
This is another network simulator, mainly for academic research. NS-2 http://www.isi.edu/nsnam/ns/ And you can always setup some virtual machines with DNSs, hosts and routers with open-source software. regards, -as On 17 Jan 2011, at 11:58, James Jones wrote: > Are there any good Network Simulators/Trainers out there that support IPv6? I > want play around with some IPv6 setup. > > -- > James Jones > +1-413-667-9199 > ja...@freedomnet.co.nz >