You can check whether the protocol settings are enabled. You can edit the settings of each protocol in the setting dialog box displayed by clicking the item name.
For details about the settings, see the [Bonjour] dialog box.
For details about the settings, see the [FTP Client] dialog box.
For details about the settings, see the [HTTP] dialog box.
For details about the settings, see the [IPP] dialog box.
For details about the settings, see the [Kerberos (Windows ADS)] dialog box.
For details about the settings, see the [LDAP] dialog box.
For details about the settings, see the [LPD] dialog box.
For details about the settings, see the [Network TWAIN] dialog box.
For details about the settings, see the [Optional Apps] dialog box.
For details about the settings, see the [POP3] dialog box.
For details about the settings, see the [Port 9100] dialog box.
For details about the settings, see the [SMB] dialog box.
For details about the settings, see the [SMTP] dialog box.
For details about the settings, see the [SNMP] dialog box.
For details about the settings, see the [SNTP] dialog box.
For details about the settings, see the [Update Address Book] dialog box.
For details about the settings, see the [Web API] dialog box.
For details about the settings, see the [Web Services on Devices (WSD)] dialog box.