5: Configuration Using Web-ManagerXPress DR+ User Guide 35MTU Size The Maximum Transmission Unit (MTU) is the largest physicalpacket size a network can transmit for TCP and UDP. Enterbetween 512 and 1400 bytes. The default setting is 1400bytes.3. When you are finished, click the OK button.4. To save and reboot, on the main menu, click Apply Settings.Host List ConfigurationThe XPress DR+ scrolls through the host list until it connects to a device listed in the hostlist table. After a successful connection, the unit stops trying to connect to any others. Ifthis connection fails, the unit continues to scroll through the table until the next successfulconnection.The host list supports a minimum of 1 and a maximum of 12 entries. Each entry containsan IP address and a port number.Note: The host list is disabled for Manual and Modem Mode. The unit does notaccept a data connection from a remote device when the hostlist option isenabled.To configure the unit's host list:1. On the main menu, click Hostlist.Figure 5-4. Hostlist Settings2. Enter or modify the following fields: