NAT (Network Address Translation) 网络地址转换 Internet Control Protocols Internet控制协议 ICMP (Internet Control Message Protocol) Internet控制消息协议 ARP (Address Resolution Protocol) 地址解析协议
Network layer The network layer of an IoT protocol helps individual devices communicate with the router. IP Many IoT protocols utilize IPv4, while more recent executions use IPv6. This recent update to IP routes traffic across the internet and identifies and locates devices on the network. ...
Due to high heterogeneity of hardware and communication protocols present among the things, poses many areas of the layered architecture to be re-engineered. Existing cross layered architectures for Sensor/Ad hoc networks cannot be applied directly, as the network characteristics are different. Internet...
three-layer model:perception, network and application four-layer model:perception, support, network and application five-layer model:perception, transport, processing, application and business,orphysical, data link, network, transport and application Internet protocols in use generally vary by layer. As ...
UDP(User Datagram Protocol) - A simple OSI transport layer protocol for client/server network applications based on Internet Protocol (IP). UDP is the main alternative to TCP and one of the oldest network protocols in existence, introduced in 1980. UDP is often used in applications specially tu...
Large numbers of connection protocols:The interconnectivity framework includes a comprehensive device and cloud interconnection application protocol stack that supports default connections with the Huawei OceanConnect IoT platform, as well as access to third-party platforms. Multiple network access protocols, ...
MQTT has emerged as one of the best IoT protocols due to its unique features and capabilities tailored to the specific needs of IoT systems. Some of the key reasons include: Lightweight: IoT devices are often constrained in terms of processing power, memory, and energy con...
each with its own type of protocols to suit its purposes. IoT protocols can be divided in terms of the role they play within the network. Among many others, there are protocols used in connectivity infrastructure (e.g. 6LowPAN), communications (Wi-Fi, Bluetooth), data transmission (MQTT, ...
Iot devices that support TCP/IP can access the Cloud through WIFI, cellular network, and Ethernet, using HTTP, MQTT, CoAP, LwM2M, XMPP, and other application layer protocols. Gateway Protocol is suitable for short-distance communication which cannot be directly put into the Cloud, such as Blue...
Goldcard and Huawei optimized a general-purpose E2E security system and introduced a Datagram Transport Layer Security (DTLS) mechanism that provides lightweight security protocols and algorithms. The system maximizes data security and minimizes terminal power consumption, and connectivity between gas meters...