As a part of a network hardware refresh project, all the network switches have been replaced with a newer, high-performance model. After the replacement, the company users started experiencing…

As a part of a network hardware refresh project, all the network switches have been replaced with a newer, high-performance model. After the replacement, the company users started experiencing slowness on the applications hosted on their vSAN-backed VMs. The vSAN administrator checked the vSAN Network Health status and noticed that the "Hosts large ping test" has failed. What could be the cause of this performance degradation issue?