M4IF - MPEG-4 Industry Forum
MA - Mapping Agent
MA - Migration Agent
MAA - Mainframe Administration Agent
MAAWG - Messaging Anti-Abuse Working Group
MAC - Media Access Control
MAC - Membership Advisory Committee
MAC - Message Authentication Code
MAC - Multiplexed Analog Component
MACE - Macintosh Audio Compression and Expansion
MACH - Measure, Architect, Construct, and Host
MACL - Mandatory Access Control List
MACS - Modular Access Control System
MAD - Malicious Activity Detection
MAD - Michigan Algorithm Decoder
MADCAP - Multicast Address Dynamic Client Allocation Protocol
MADDIS - Masqueraded, Anonymous, Decentralized, Dynamic Information Sharing
MAE - Metropolitan Access Exchange
MAG - Mobile Access Gateway
MAJC - Microprocessor Architecture for Java™ Computing
MAL - Measurement Application Layer
MALS - Multi-Astigmatism Lens System
MAME - Multiple Arcade Machine Emulator
MAN - Metropolitan Area Network
MAP - Management Action Plan
MAP - Manufacturing Automation Protocol
MAP - Mobile AGP Package
MAP - Mobile Application Part
MAP - MultiAccess Portal
MAPI - Messaging Application Programming Interface
MAPS - Mail Abuse Prevention System
MAPS - MCIS Administration and Provisioning Service
MARS - Multicast Address Resolution Server
MAS - Media Application Server™
MASC - Multicast Address-Set Claim
MASH - Microsoft® Agent Scripting Helper
MAT - Mainframe Administration Tool
MAU - Media Attachment Unit
MAU - Multiple Access Unit
Mb - Megabit
MB - MegaByte
MBCC - Mount Bruno Computer Club
MBCS - MultiByte Character Set
MBM - Mainframe Batch Manager
MBONE - Multicast backBONE
Mbps - Megabits per second
MBps - MegaBytes per second
MBR - Mail-Based Replication
MBR - Master Boot Record
MBS - Maximum Burst Size
MBS - Microsoft® Business Solutions
MBSA - Microsoft® Baseline Security Analyzer
MBU - Macintosh Business Unit
MBUS - Module BUS
MC - Management Center
MC - Modem Codec
MCA - Machine Check Architecture
MCA - Media Control Architecture
MCA - Message Channel Agent
MCA - Micro Channel Architecture
MCAD - Microsoft® Certified Application Developer
MCAE - Mechanical Computer-Aided Engineering
MCB - Memory Control Block
MCC - Midland Computer Club
MCC - Modular Computing Core
MCCS - Marist College Computer Society
MCCS - Monitor Control Command Set
MCD - MiniClient Driver
MCDA - Microsoft® Certified Database Administrator
MCDBA - Microsoft® Certified DataBase Administrator
MCDST - Microsoft® Certified Desktop Support Technician
MCDV - Maximum Cell Delay Variation
MCE - Machine Check Extension
MCERT - Motorola Computer Emergency Response Team
MCF - Master Control File
MCF - Meta Content Framework
MCFG - Multimodal Context-Free Grammar
MCH - Memory Controller Hub
MCI - Media Control Interface
MCI - Monitor Command Interface
MCIF - Miniature Card Implementers Forum
MCIS - Microsoft® Commercial Internet System
MCISO - Management Computing Information Systems Office
MCL - Measurement Control Layer
MCLR - Maximum Cell Loss Ratio
MCM - Multi-Carrier Modulation
MCM - MultiChip Module
MCM - Multimedia Conference Manager
MCMS - Microsoft® Content Management Server
MCNE - Master Certified Novell® Engineer
MCNS - Multimedia Cable Network System
MCP - Media and Communications Processor
MCP - Microsoft® Certified Professional
MCP - Modular Communications Platform
MCP - Multiple-Chip Package
MCPS - Microsoft® Certified Product Specialist
MCR - Magnetic Card Reader
MCR - Minimum Cell Rate
MCS - Management Communication Services
MCS - Media Convergent Server