Hi, @snelson600. 👋
Thanks for the update. Since everything else in your house is streaming Pandora flawlessly, your instinct about the T-Mobile Gateway seems spot on. All the steps you're tried are part of our general troubleshooting for an issue like this. In the meantime, we can share your feedback with our device team around your experience.
Please let me know what you find out from T-Mobile; your experience could really help other community members facing the same setup issues.
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