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Epson WF-C5890 Series

Epson WF-C5890 Series
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If the DHCP is out of date, rebooting or the IPv6 address is out of date or has not been obtained, then the IP
address registered for the printer's Web
Cong
(Network Security tab > IPsec/IP Filtering > Basic > Group
Policy > Local Address(Printer)) may not be found.
Use a static IP address.
The IP address of the computer has been changed or cannot be used.
When the IP address registered to the remote address on Group Policy has been changed or cannot be used, IPsec
communication cannot be performed.
Disable IPsec using the printer's control panel.
If the DHCP is out of date, rebooting or the IPv6 address is out of date or has not been obtained, then the IP
address registered for the printer's Web Cong (Network Security tab > IPsec/IP Filtering > Basic > Group
Policy > Remote Address(Host)) may not be found.
Use a static IP address.
Related Information
& Default Value of the Administrator Password on page 19
& “Encrypted Communication Using IPsec/IP Filtering” on page 461
Cannot Create the Secure IPP Printing Port
The correct
certicate
is not
specied
as the server
certicate
for SSL/TLS communication.
If the
specied
certicate
is not correct, creating a port may fail. Make sure you are using the correct
certicate.
The CA certicate is not imported to the computer accessing the printer.
If a CA certicate is not imported to the computer, creating a port may fail. Make sure a CA certicate is imported.
Related Information
&
Conguring
a Server
Certicate
for the Printer” on page 460
Cannot Connect After Conguring IPsec/IP Filtering
The settings of IPsec/IP Filtering are incorrect.
Disable IPsec/IP ltering from the printer’s control panel. Connect the printer and computer and make the
IPsec/IP Filtering settings again.
Related Information
& “Encrypted Communication Using IPsec/IP Filtering” on page 461
Administrator Information
>
Network Security Settings
>
Network Security Issues
478

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