Guessing you have figured this out by now, but i just wanted to add my own comments to this in case others have or are wanting a similar configuration. I have been using the Netgear Orbi RBK50 as my modem with one satellite (hardwired backhaul) conn...
Telus phone support was unable to resolve my issue. All the steps i attempted previously were all they can recommend to do. The rep put in a 24 ticket to what im assuming is next tier support...
Also, clearing cache, rolling back update, and removing power to PikTV box for 5min did not help.OK, 2hr phone wait for technical suport here we go again!