<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Oct 29, 2014 at 2:02 PM, Ross Finlayson <span dir="ltr"><<a href="mailto:finlayson@live555.com" target="_blank">finlayson@live555.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word"><div><span class=""><blockquote type="cite"><div><div dir="ltr"><div>Thanks for the reply. I know how routing works ;)</div></div></div></blockquote><div><br></div></span>Well, your use of a “@<a href="http://gmail.com" target="_blank">gmail.com</a>†email address announces to the world that you don’t know much of anything (and it’s why your email to the list is moderated). Just saying :-)</div><div><br></div></div></blockquote><div> </div><div>Haha! There are issues with gmail now? Sigh .. I figured I'd get less help supplying my workplace address and not all of us have personal domains ;). I'll do that from now on.</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word"><div></div><div><span class=""><br><blockquote type="cite"><div><div dir="ltr"><div>I have one single interface in AP mode and the kernel will *never* choose it for mcast routing even though a route is present, mcast is enabled, etc.</div></div></div></blockquote><div><br></div></span>If you have a single interface on which IP multicast routing is enabled, but IP multicast doesn’t work, then that sounds like a bug in your system somewhere (perhaps a device driver). </div></div></blockquote><div><br></div><div>It was an issue with kernel 3.13 ... updated to 3.15 and an opensource driver. It's fixed for now. It's no longer a live555 issue.</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word"><div> Even a WiFi interface in Access Point mode (assuming that that’s what you meant by “AP modeâ€) should be able to send/receive IP multicast.</div></div></blockquote><div><br></div><div>I had to stop assuming this sort of thing for 802.11 devices... especially where only closed-sourced drivers exist.</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word"><div><br></div><div>As I said before, setting one of your interfaces (but no other) to have a route for 224/8 is usually the most reliable way to have it chosen for IP multicast. But if that doesn’t work, you can try setting the global variables “SendingInterfaceAddr†and “ReceivingInterfaceAddr†to explicitly set the interface that you want to use.  (But that’s definitely not 100% reliable either.)</div></div></blockquote><div><br></div><div>As an aside - From a networked library writers perspective, I wonder when it's appropriate to allow forcing an interface (ie - ignoring routing) ... anyways. Thanks. This issue is closed.</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word"><span class=""><br><div>
<span style="border-collapse:separate;color:rgb(0,0,0);font-family:Helvetica;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:-webkit-auto;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"><span style="border-collapse:separate;color:rgb(0,0,0);font-family:Helvetica;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:-webkit-auto;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">Ross Finlayson<br>Live Networks, Inc.<br><a href="http://www.live555.com/" target="_blank">http://www.live555.com/</a></span></span>
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