What does LAN stand for?
Local Area Network
What is a LAN?
A group of networks in a small geographic area, such as a building or group of buildings
What are typical speeds for a LAN?
High speeds, often 1 Gbps or more
What does WAN stand for?
Wide Area Network
What is a WAN?
A network that spans a large geographic area, such as multiple cities, states, or countries
What are typical speeds for a WAN?
Slower than LANs due to distance and technology limitations
What technologies are commonly used in WANs?
Point-to-point serial connections, MPLS, satellite links, and terrestrial networks
What does PAN stand for?
Personal Area Network
What is a PAN?
A network for personal devices in close proximity, such as Bluetooth or NFC connections
What are examples of PAN technologies?
Bluetooth, infrared, Near Field Communication (NFC)
What does MAN stand for?
Metropolitan Area Network
What is a MAN?
A network that spans a metropolitan area, such as a city
What technology is commonly used in MANs?
Metro Ethernet and proprietary fiber networks
What does SAN stand for?
Storage Area Network
What is a SAN?
A high-speed network that connects storage devices to servers, providing block-level access
What is block-level access in a SAN?
The ability to read and write data at the storage block level, as if it were a local drive
What does WLAN stand for?
Wireless Local Area Network
What is a WLAN?
A LAN that uses wireless technology (802.11) to connect devices
What is the purpose of a WLAN?
To provide wireless connectivity for devices within a local area, such as a home or office
What is Metro Ethernet?
A standardized Ethernet technology used in Metropolitan Area Networks (MANs)
What is MPLS?
Multiprotocol Label Switching; a WAN technology that directs data using labels instead of IP addresses
What is a terrestrial network?
A network that uses ground-based infrastructure, such as fiber or copper cables
What is a non-terrestrial network?
A network that uses satellites or other non-ground-based infrastructure for communication
What is the purpose of a SAN?
To provide high-speed, dedicated storage access for servers and applications