Em qui 20 fev 2014, às 04:54:57, Tom Isaacson escreveu: > But if the Ethernet and Wifi are bridged shouldn't Qt multicast to both?
Depends on how that bridge works. If you have a bridge device, bind to it, not to eth0 or wlan0. But given the fact that you said you can bind to the IP assigned to the interface, I doubt that you have a bridge, even when you say "bridged". > >Did you use joinMulticastGroup? Or do you just want to send to the group, > >but not receive from it? If so, did you use setMulticastInterface? > We just want to send to the group but we're not calling > setMulticastInterface(), the code above works fine with just Ethernet. Is > there any advantage to this? Or do you mean we should use > setMulticastInterface() to setup two QUdpSockets and tie one each to > Ethernet and Wifi? If you want to use one socket only, you need to change the interface it sends on by using setMulticastInterface. > >If you're sending to hosts in your local network only, you should use IPv6 > >because then you can simply set the destination interface in the scopeid > >of the address. > Unfortunately we don't support IPv6 yet. Let me answer by pasting this: $ date -u Thu Feb 20 05:29:41 UTC 2014 -- Thiago Macieira - thiago.macieira (AT) intel.com Software Architect - Intel Open Source Technology Center _______________________________________________ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest