Optical fiber
Wi-Fi
Bluetooth
Infrared
Data transmission through physical cables
Wireless communication through air or space
Data transmission within confined pathways
Only underwater communication
High susceptibility to interference
Limited mobility for IoT devices
Unsecured data transfer
Lower data rates compared to unguided media
Twisted pair cable
Coaxial cable
Powerline communication
Guided
Unguided
Both guided and unguided
None of the above
Radio waves
Satellite
LoRa
Zigbee
LoRaWAN
DSL
GPS
High cost and complexity of deployment
Limited data transfer speed
Incompatibility with IoT protocols
Ethernet
Wi-Fi spectrum
Radio frequencies
All of the above
Both A and C
SMTP
It increases the size of IoT networks
It processes data locally to reduce latency
It reduces the cost of IoT hardware
It only supports high-bandwidth devices
Actuator
Sensor
Transmitter
Gateway
Data processing and storage
Device control interface
Hardware monitoring
Establishing local device connectivity
HTTP
CoAP (Constrained Application Protocol)
Telnet