AAA - ANSWER Authentication, Authorization, and Accounting. AAA protocols are used in remote access systems. For example, TACACS + is an AAA protocol that
... [Show More] uses multiple challenges and responses during a session. Authentication verifies a user's identification. Authorization determines if a user should have access. Accounting tracks a user's access with logs.
ABR - ANSWER Area Border Router. A router using OSPF in which the router has interfaces in multiple OSPF areas. Links the backbone to no backbone areas.
AES - ANSWER Advanced Encryption Standard. A symmetric algorithm used to encrypt data and provide confidentiality. AES is quick, highly secure, and used in a wide assortment of cryptography schemes. It includes key sizes of 128 bits, 192 bits, or 256 bits. The best used by WPAv2 and WPAv3.
AP - ANSWER Access point, short for wireless access point (WAP). APs provide access to a wired network to wireless clients. Many APs support isolation mode to segment wireless uses from other wireless users.
ARIN - ANSWER American Registry for Internet Numbers; relates to IP Addresses
ARP - ANSWER Address Resolution Protocol. An Internet protocol used to map an IP address to a MAC address. Defined in RFC 826. How a host learns its IPv4 address.
AS - ANSWER Authentication server. A server that keeps track of who is logging on to the network and which services on the network are available to each user
BGP - ANSWER Border Gateway Protocol. An exterior routing protocol designed to exchange prefix information between different autonomous systems. The information includes a rich set of characteristics called path attributes, which in turn allows for great flexibility regarding routing choices. The only exterior gateway protocol in use.
BID - ANSWER Bridge ID. AN 8-byte identifier for bridges and switches used by STP and RSTP. Composed of a 2-byte priority field followed by a 6-byte system ID field that is usually filled with the MAC address.
BPDU - ANSWER Bridge protocol data unit. The generic name for Spanning Tree Protocol messages.
BSA - ANSWER basic service area. cell or radiation pattern of an omnidirectional antenna [Show Less]