This new operational challenge has yet to be refined and, all too often, workers find themselves in the office talking to immediate colleagues at home and so negating any benefit of face-to-face working.
Your networks underpin the operation of all your IT and networks are often assumed to "just work".
Nevertheless, they may contain a considerable amount of sub-optimal configuration, faulty operation due to bugs and sometimes areas of poor design. It may have had a large number of changes or upgrades that in the short term improve functionality, but in the long term make operation more prone to failure.