The latest development version of this page may be more current than this released 4.0.0 version.

Networking

These samples demonstrate how to use the networking subsystem.

• 802.15.4 "serial-radio"Implement a slip-radio device for Contiki-based border routers.
• Cellular modemUse a cellular modem to communicate with a UDP server.
• DHCPv4 clientStart a DHCPv4 client to obtain an IPv4 address from a DHCPv4 server.
• DNS resolveResolve an IP address for a given hostname.
• DSA (Distributed Switch Architecture)Test and debug Distributed Switch Architecture
• gPTPEnable gPTP support and monitor functionality using net-shell.
• IPv4 autoconf clientPerform IPv4 autoconfiguration and self-assign a random IPv4 address
• Link Layer Discovery Protocol (LLDP)Enable LLDP support and setup VLANs.
• LwM2M clientImplement a LwM2M client that connects to a LwM2M server.
• mDNS responderListen and respond to mDNS queries.
• MQTT publisherSend MQTT PUBLISH messages to an MQTT server.
• MQTT-SN publisherSend MQTT-SN PUBLISH messages to an MQTT-SN gateway.
• Network packet captureCapture network packets and send them to a remote host via IPIP tunnel.
• Network statisticsQuery and display network statistics from a user application.
• OpenThread co-processorBuild a Thread border-router using OpenThread's co-processor designs.
• Prometheus SampleImplement a Prometheus Metric Server demonstrating various metric types.
• Promiscuous modeEnable promiscuous mode on all interfaces and print information about incoming packets.
• PTPEnable PTP support and monitor messages and events via logging.
• Remote syslogEnable a remote syslog service that sends syslog messages to a remote server
• Secure MQTT Sensor/ActuatorImplement an MQTT-based IoT sensor/actuator device
• Telnet consoleAccess Zephyr shell over telnet.
• TFTP clientUse the TFTP client library to get/put files from/to a TFTP server.
• Virtual LANSetup two virtual LAN networks and use net-shell to view the networks' settings.
• Virtual network interfaceCreate a sample virtual network interface.
• zperf: Network Traffic GeneratorUse the zperf shell utility to evaluate network bandwidth.

IoT Cloud

• AWS IoT Core MQTTConnect to AWS IoT Core and publish messages using MQTT.
• Microsoft Azure IoT Hub MQTTConnect to Azure IoT Hub and publish messages using MQTT.
• TagoIO HTTP PostSend random temperature values to TagoIO IoT Cloud Platform using HTTP.

Sockets API

• Asynchronous echo server using poll()Implement an asynchronous IPv4/IPv6 TCP echo server using BSD sockets and poll()
• Asynchronous echo server using select()Implement an asynchronous IPv4/IPv6 TCP echo server using BSD sockets and select()
• CoAP clientUse the CoAP library to implement a client that fetches a resource.
• CoAP downloadUse the CoAP client API to download data via a GET request
• CoAP serviceUse the CoAP server subsystem to register CoAP resources.
• Dumb HTTP serverImplement a simple, portable, HTTP server using BSD sockets.
• Dumb HTTP server (multi-threaded)Implement a simple HTTP server supporting simultaneous connections using BSD sockets.
• Echo client (advanced)Implement a client that sends IP packets, waits for data to be sent back, and verifies it.
• Echo server (advanced)Implement a UDP/TCP server that sends received packets back to the sender.
• Echo server (service)Implements a simple IPv4/IPv6 TCP echo server using BSD sockets and socket service API.
• Echo server (simple)Implements a simple IPv4/IPv6 TCP echo server using BSD sockets.
• HTTP ClientImplement an HTTP(S) client that issues a variety of HTTP requests.
• HTTP GET using plain socketsImplement an HTTP(S) client using plain BSD sockets.
• HTTP ServerImplement an HTTP(s) Server demonstrating various resource types.
• Large HTTP downloadDownload a large file from a web server using BSD sockets.
• Network management socketListen to network management events using a network management socket.
• Packet socketUse raw packet sockets over Ethernet.
• SNTP clientUse SNTP to get the current time from the host.
• SocketCANSend and receive raw CAN frames using BSD sockets API.
• SocketpairImplement communication between threads using socket pairs.
• TCP sample for TTCN-3 based sanity checkUse TTCN-3 to validate the functionality of the TCP stack.
• UDP sender using SO_TXTIMEControl the transmission time of a packet using SO_TXTIME socket option.
• WebSocket ClientImplement a Websocket client that connects to a Websocket server.

Wi-Fi

• Wi-Fi AP-STA modeConfigure a Wi-Fi board to operate as both an Access Point (AP) and a Station (STA).
• Wi-Fi shellTest Wi-Fi functionality using the Wi-Fi shell module.