An IT consultant is assessing a company's network infrastructure to recommend improvements. When reviewing the provided network documentation, the consultant notices that there is no physical network diagram available. What is the primary reason the consultant should advise the creation of a physical network diagram?
It lists all of the usernames and passwords for devices on the network, which is essential for audit compliance.
It solely serves to meet industry regulations and has no practical use in the daily operations of the network.
It contains sensitive configuration details that are necessary for network security assessments.
It provides a blueprint for physical connections and device locations, thus aiding in effective network management and troubleshooting.