A company's network infrastructure is in place to support a variety of business-critical applications. After recent updates, network users report intermittent slow performance when accessing these applications. The network administrator has been asked to determine whether the network configurations and devices are sufficient for the current load. Which metric would be BEST for the administrator to monitor over time to ensure the network's bandwidth meets the company's needs?
Latency measurements
Bandwidth usage
Error rates, such as CRC errors
Jitter statistics