The temperature to which you are referring is called the glass transformation temperature. This is the temperature range at which glass changes from exhibiting solid characteristics to exhibiting liquid characteristics.
It looks like HughesNet is trying their best to keep pace with new competition from Verizon's fixed LTE service Home Fusion, which offers users service in $60 (10 GB cap), $90 (20 GB cap) and $120 (30 GB plan) flavors.
Support resources for Hughes Network Systems are available online at hughes.com. The information listed on that page can help if you need to update your account or have other questions about your bill or statement. Reach Hughes Network Systems via phone at (866) 347-3292.