The list of common network problems is likely to vary from organization to organization. The common issues of any organization are a function of several variables, such as budget, staffing, training, and environment. The common network problems listed in the following sections are those identified in the Server+ objectives as being on the certification exam.
Common network problems
Internet connectivity
In some working environments, the loss of an internet connection may not be much of a problem, particularly if the activity on the network is local and doesn't need to go out onto the Wide Area Network (WAN). However, at some point, access to the internetwork beyond the organization's gateway router becomes necessary...