The jack that is most often used for Ethernet 10 / 100 / 1000 Mbps networks. It normally contains 8 pins – 4 wire pairs.
![NETIO programmable power strips are controllable over LAN NETIO 4x power sockets can be connected to a LAN via Ethernet (RJ45) or WiFi](https://www.netio-products.com/files/styles/glossary_552x414/public/Glossary_LAN-Ethernet-controlled-power-outlets-_1104.png?itok=jWqB47lJ)
In the context of NETIO products
- NETIO 4 / NETIO 4All devices contain one RJ45 port for connecting to a LAN.
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NETIO PowerPDU 4C includes two RJ45 ports for connecting to a LAN.
The device also contains an Ethernet switch, so that another device can be connected via NETIO PowerPDU 4C with a second cable without the need for an external Ethernet switch.