Standard Network Interface Module STB, Ethernet/IP, 10…100 Mbit/s. product or component type: standard Network Interface Module – integrated connection type: Ethernet/IP conforming to IEEE 802.3 8-way female (RS232 port), Ethernet/IP conforming to IEEE 802.3 female RJ45 double shielded twisted pair via Ethernet (network), Ethernet/IP conforming to IEEE 802.3 HE-13 (RS232 port) – port Ethernet: 10BASE-T/100BASE-T – exchange mode: half or full duplex – number of segments: 1 primary, maximum 6 extensions.