1756-ENBT/A [caption id="attachment_1838" align="aligncenter" width="600"] 1756-ENBTA[/caption] Allen-bradley 1756-ENBT ControlLogix EtherNet/IP 10/100 Bridge module - Twisted pair, supports up to 64 TCP/IP connections and 128 Logix connections (I/O and information), 64 + 64 CIP unconnected messages (backplane + Ethernet); Maximum number of multicast labels: 32; Unicast is available in RSLogix 5000 software version 16.03.00 or later;