Welcome to the ZyXEL Networking Glossary - your definitive source for descriptions of networking terms and ZyXEL's product features.
Select a letter or use the search box to look up a term.
Remote user authentication system. An AAA server handles the following tasks. Authentication: determines the identity of the users. Authorization: determines the network services available to authenticated users once they are connected to the network. Accounting: keeps track of the users' network activity.