After further research, I found this post.
I reset the password on my router to be the same as on my nook,
and was able to connect.
It shouldn't have to be that way, but whatever works, works.
Greetings -
We live in a 100-year-old brownstone apartment that's about 60 feet from end to end. Unfortunately, we have to place the wireless router near one end of the apt.
The Comcast internet connection comes through an Arris TM504g cable modem, currently attached to a Netgear WNR-2000...