4-98 CommunicationEthernet Interface (Option)The Ethernet interface uses either 10BASE–t, 100BASE–TX protocol. The Ethernetversion of the 7199 printer offers the web configuration, which configure the Ethernetsettings through a Web browser. For more information, refer to the CommunicationInterface Modes on page 70.ProtocolApplication Layer TCP Socket, UDP Socket, SNMP, DHCP, HTTPTransport Layer TCP, UDPNetwork Layer IP, ICMP, ARPData Link Layer CSMA/CDPhysical Layer 10BASE–t, 100BASE–TX (IEEE802.3 Conforming)Auto negotiation 10/100Mbps Full/Half DuplexTCP SocketIt transfers printing commands and data, several status commands and those responsesby direct socket communications.Port number 9100 (Default)Maximum simultaneous sessions 1Maximum simultaneous connections 6Time out 120 seconds (Default)UDP SocketIt transfers real time commands and those responses.Port number 3000 (Default)