For 4G+ Cat6 routers/gateways:
1. For data-only use, choose a mainstream carrier's Data Only plan.
2. SMS is supported. If necessary, please select a Text & Data plan from a mainstream carrier (excluding AT&T's Text & Data plans). *
3. Consult your carrier for detailed plan recommendations.
* "Text & Data plan" refers to a plan that supports both SMS text messaging and data services. Such plans from AT&T may not be compatible with our products.