philippe_44 wrote: > There is a difference between a port that needs to be always left open > to receive asynchronous incoming connection requests and outcoming ports > used by applications requiring a temporary connection (srcip:port <==> > dstip:port). Incoming, always-open, ports requires a firewall > configuration so that they are left open, while the outcoming ports do > not require special rules (doors can always be opened from the inside to > exit your house, because you close it right away. But you don't want all > doors of your house to be left open from the outside by default - if you > have to let some open, you at least want to limit/control them) - I'm > over-simplifying of course. > > sq2u creates a web server (to retrieve -idx- files) on an available port > (usually 49152) and the firewall must not prevent it to do that. It will > use whatever port a given player has told it is listening to (1400 on > Sonos, 8080 on my Marantz). But neither 1400 nor 8080 need to be open on > the machine running sq2u. Still, what happens on Win, for example, is > that when a new program is launched, Win will asks if it shall let it > access the network and open 49152. This is requested once for all. If > people say no, then the webserver will not be able to receive streaming > request from players once sq2u has told them the URL to retrieve the > -idx- files > > sq2u uses libupnp and finds uPnP rendered by broadcasting a SSDP > "search" protocol request using an UDP multicast request at > 239.255.255.255:1900. uPnP rendered shall listen to that and answer to > the port sq2u has used to send the broadcast. > > So normally, no special configuration is needed for sq2u as most > firewall should let it open what it wants OK - thanks very much for the explanation. It doesn't quite match what I thought I had had to do to get it to work on Linux, but I'll do some more tests and report if I find any differences from what you say.
LMS 7.9 on VortexBox Midi, Xubuntu 14.04, FLACs 16->24 bit, 44.1->192kbps. LMS & Squeeze2upnp (Beta - derived from squeezelite) to Musical Fidelity M1 CLiC and Marantz CR603 UPnP renderers. Squeezelite to PC sound. Minimserver (server) and upplay (control point) to same amps & to upmpdcli/mpd PC renderers. Meridian USB Explorer DAC from PCs to speakers/headphones. Wireless Xubuntu 14.04 laptop controls LMS/upplay via Firefox. Have a Touch with EDO, and a spare, but don't use. ------------------------------------------------------------------------ PasTim's Profile: http://forums.slimdevices.com/member.php?userid=41642 View this thread: http://forums.slimdevices.com/showthread.php?t=102496 _______________________________________________ plugins mailing list [email protected] http://lists.slimdevices.com/mailman/listinfo/plugins
