You're considering a new provider. They offer a test line. You test for an hour. Everything works. You commit for a year. That's a mistake. One day of testing is better.
A IPTV reseller in Germany tests every new provider for one full day before buying any credits. He tests at 6 AM, 12 PM, 6 PM, and midnight. Four tests. One day.
His Panel IPTV from the new provider must pass all four tests. If any test fails, he rejects the provider.
A Revendeur IPTV who tests for one hour misses peak and off-peak performance. A provider might be excellent at 2 PM but fail at 9 PM when everyone is watching.
Here's what the one-day test revealed. A new provider passed the 2 PM test perfectly. But at 9 PM, channels buffered constantly. Their servers couldn't handle peak load. The reseller avoided a bad purchase.
The practical implementation is simple. Get a 24-hour test line. Test at 6 AM, 12 PM, 6 PM, and midnight. Record results. Any failures? Reject.
What actually works is testing on a weekend. Weekend peak loads are higher than weekdays. If a provider passes a weekend test, they'll pass anything.
I learned that one hour of testing is gambling. One day of testing is research. The One Day Provider Test Before Commitment is research.
Honestly, run a one-day test on your next potential provider. Your IPTV reseller business will be safer.