I suspect that if that is a work computer the companies IT department has set up the Firewall with limits on outside access for certain types of sites and activity.
Ultimately, the solution would be a Roon ROCK install on an inexpensive Intel NUC.
was thinking of buying an HP Stream laptop for the purpose, they seem pretty cheap
you were right on! Bought a cheap laptop; all is god now.
Nice thinkin’ Dawk!! Thanks!
Glad you got it worked out.