Chapter 22-13F-2-11Where reception/printing is concerned, the following protocols and applications apply:LPD, RAW, SMB, FTP, HTTP (IPP), PDF, SMTPWhere setup/reference is concerned, the following protocols apply:SNMP, HTTP (RUI)2.1.20 Protocol-Related Setup 0020-7941Protocols and applications make use of specific ports. If left "open," an unused protocol can prove to be a security risk. In this regard, it is made possible to enable/disable (on/off) the ports individually.Protocols and Applications ConcernedT-2-32.1.21 RUI Log-in Procedure 0020-7942In 'Additional Functions', if 'System Manager ID' and 'System Password' are selected under System Settings>System Manager Settings, a press on the User Modebutton of the RUI will bring up a screen that asks for the appropriate ID and password.Previously, as many log-in attempts as needed might be made (i.e., failing to type in the correct ID/password). With the current version, making the following servicemode setting will cause port 8000 to close for 3 min if the log-in operation fails 3 times within 3 min, during which time log-in operation will remain impossible:COPIER>OPTION>USER>RUI-RJT2.1.22 cc/bcc Settings 0020-7943In addition to the address used in the e-mail, transmission may be controlled by means of cc (carbon copy) and bcc (blind carbon copy).This applies to e-mail addresses only, and is available when 'Send Transmission Function' is enabled.In the case of 'cc' and 'bcc' alone, as many as 64 addresses may be specified. Including 'To', a total of 256 addresses may be used.Additional FunctionsLPD Additional Functions>System Settings>Network Settings>TCP/IP Settings>LPD Orint SettingsRAW Additional Functions>System Settings>Network Settings>TCP/IP Settings>RAW Print SettingsSMB Additional Functions>System Settings>Network Settings>SMB Server Settings>Use SMB ServerHTTP Additional Functions>System Settings>Network Settings>TCP/IP Settings>Use HTTPIPP Additional Functions>System Settings>Network Settings>TCP/IP Settings>IPP Print SettingsFTP Additional Functions>System Settings>Network Settings>TCP/IP Settings>TCP/IP Settings>FTP Print SettingsSNMP Additional Functions>System Settings>Network Settings>SNMP Settings>Use SNMPv1 and Use SNMPv3