Answer: Authentication
Step-by-step explanation:
Authentication servers keep track of who is logging on to the network and which services on the network are available to each user. File servers store and manage files for network users.b) Authentication servers handle all communications between your network and other networks. File servers provide software program files for all network users.c) Authentication servers are actually just firewalls for the network. File servers store files for network users to use as backups.a) Authentication servers keep track of who is logging on to the network and which services on the network are available to each user. File servers store and manage files for network users.