TRICONEX Chassis Part Number: 8111 Product Type: Chassis TRICONEX 8111 High Density Simple Expansion Chassis Serial Port: 4 Network Port: 2 End Gate Isolation: 500V DC Protocol: Three Stations, Modbus, TCP/IP, ICMP, SNTP, TSAA (supporting IP multicast), Trimble GPS, Embedded 0PC Server (models 4353 and 4354), Point to Point (UDP/IP), Point to Point Time Synchronization, Jet copper Ethernet port: 10/100 Mbps (4353 model only supports 100 Mbps) Fiber Ethernet port: 100Mbps Serial port: up to 115.2 Kbps per port