A network settings configuration system, implemented by a computer capable of network connection to another network entity. The network settings configuration system includes a library and a connection initiation unit. The library stores a plurality of groups of network protocol settings each containing a plurality of settings values. The connection initiation unit initiates a first network connection according to values of a first set of network protocol settings and, when failing to initiate the first network connection, initiates a second network connection according to values of a second set of network protocol settings.