When you cannot be around a phone 24/7, but you also don't want to miss an important call from a client, how can you find a happy medium? No customer wants to hear a machine pick up their call and ask them to leave a message.
99.99% uptime refers to the reliability of a system or service, indicating it is operational and available 99.99% of the time. This translates to approximately 52.56 minutes of downtime per year.