Epson WorkForce Pro WF-C879RBAM - Page 506

❏ Network connection report
Diagnose the network and the printer status, and then print the result.
You can nd the diagnosed error from the printer side.
❏ Checking the communication status
Check the communication status of server computer or client computer by using the command such as ping
and ipcong.
❏ Connection test
For checking the connection between the printer to the mail server, perform the connection test from the
printer. Also, check the connection from the client computer to the server to check the communication status.
❏ Initializing the settings
If the settings and communication status show no problem, the problems may be solved by disabling or
initializing the network settings of the printer, and then setting up again.
Cannot Access Web Cong
The IP address is not assigned to the printer.
A valid IP address may not be assigned to the printer.
Congure
the IP address using the printer’s
control panel. You can
conrm
the current setting information with a network status sheet or from
the printer’s control panel.
Web browser does not support the Encryption Strength for SSL/TLS.
SSL/TLS has the Encryption Strength. You can open Web Cong by using a web browser that
supports bulk encryptions as indicated below. Check you are using the a supported browser.
❏ 80bit: AES256/AES128/3DES
❏ 112bit: AES256/AES128/3DES
❏ 128bit: AES256/AES128
❏ 192bit: AES256
❏ 256bit: AES256
CA-signed Certicate is expired.
If there is a problem with the expiration date of the certicate, "e certicate has expired" is
displayed when connecting to Web Cong with SSL/TLS communication (https). If the message
appears before its expiration date, make sure that the printer's date is
congured
correctly.
The common name of the
certicate
and the printer do not match.
If the common name of the certicate and the printer do not match, the message "e name of the
security certicate does not match···" is displayed when accessing Web Cong using SSL/TLS
communication (https). is happens because the following IP addresses do not match.
❏ e printer's IP address entered to common name for creating a Self-signed Certicate or CSR
❏ IP address entered to web browser when running Web Cong
For Self-signed Certicate, update the certicate.
For CA-signed Certicate, take the certicate again for the printer.
Administrator Information > Settings to Use the Printer > Problems when Making Settings
506