busy hour call attempts (BHCAs)

See BHCAs.

• aspect ratio
• assured forwarding (AF)
• asymmetric
• asymmetric digital subscriber line (ADSL)
• asynchronous
• asynchronous balanced mode (ABM)
• asynchronous connectionless link (ACL)
• asynchronous transfer mode (ATM)
• asynchronous transmission
• asynchronous transmission
• AT&T (American Telephone and Telegraph)
• AT&T (American Telephone and Telegraph)
• AT&T Bell Telephone Laboratories (Bell Labs)
• AT&T Technologies
• ATIS
• ATIS (Alliance for Telecommunications Industry Solutions)
• ATIS (Alliance for Telecommunications Industry Solutions)
• ATM Adaptation Layer (AAL)
• ATM (Asynchronous Transfer Mode)
• ATM (Asynchronous Transfer Mode)
• ATM (Asynchronous Transfer Mode)
• ATM-based passive optical network (APON)
• ATM Forum
• ATM Forum
• atmosphere