- AAA procedure: Authentication, authorization, and accounting.
- Access Control Entry (ACE): An entry in an ACL.
- Access control list (ACL): Permits or denies access to incoming or outgoing network message traffic.
- Access control policies: Defines who or what has permission to gain access to the resources behind a firewall.
- Access time: The aggregate of the time after a disk controller initiates an I/O action and immediately before the data can be read from or written.
- Active/active server cluster: A load balancing solution interconnecting two or more computers performing the same processing steps.
- Active/passive server cluster: Two or more interconnected servers: one or more active servers and one or more failover servers.
- Address bus: The address of data requiring service.
- Address Resolution Protocol (ARP): A protocol used to translate IP addresses into MAC addresses.
- Advanced...




















































