This is weird. I tried connecting the PC and Receiver to a switch I have connected to my Router and now it works. I usually use this switch for my video game consoles, but it's gigabit speed to so I guess it won't make any difference how I connect it. I should probably connect the TV to this as well ...
Usually the ports on your router are open for any internal (local) network travel. Port forwarding on your router is only required if your client initiates the connection coming from the internet (outside your local network).
Looking at your log, UMS starts ok and is listening on the default port 5001. There are no errors. So based on that I would say you have a problem with the network. It's either related to your router, nics or firewall.
Great, I thought that would be the case so it's ...
Hi. Been having this problem for quite a while. Both PMS and UMS most of the time fails to detect my Yamaha RX-A1010. It does work every now and then, but today for example I haven't been able to get it working once. Both PMS and UMS will find my Samsung E6500 plasma without problems every time ...