❏
256bit: AES256
CA-signed Certificate is expired.
If there is a problem with the expiration date of the certificate, "The certificate has expired" is
displayed when connecting to Web Config with SSL/TLS communication (https). If the message
appears before its expiration date, make sure that the printer's date is configured correctly.
The common name of the certificate and the printer do not match.
If the common name of the certificate and the printer do not match, the message "The name of the
security certificate does not match···" is displayed when accessing Web Config using SSL/TLS
communication (https). This happens because the following IP addresses do not match.
❏
The printer's IP address entered to common name for creating a Self-signed Certificate or CSR
❏
IP address entered to web browser when running Web Config
For Self-signed Certificate, update the certificate.
For CA-signed Certificate, take the certificate again for the printer.
The proxy server setting of local address is not set to web browser.
When the printer is set to use a proxy server, configure the web browser not to connect to the local
address via the proxy server.
❏
Windows:
Select
Control Panel
>
Network and Internet
>
Internet Options
>
Connections
>
LAN settings
>
Proxy server
, and then configure not to use the proxy server for LAN (local addresses).
❏
Mac OS:
Select
System Preferences
>
Network
>
Advanced
>
Proxies
, and then register the local address
for
Bypass proxy settings for these Hosts & Domains
.
Example:
192.168.1.*: Local address 192.168.1.XXX, subnet mask 255.255.255.0
192.168.*.*: Local address 192.168.XXX.XXX, subnet mask 255.255.0.0
>
>
299
Summary of Contents for EcoTank ET-4856
Page 16: ...Part Names and Functions Part Names and Functions 17 ...
Page 27: ...Loading Paper Paper Handling Precautions 28 Paper Size and Type Settings 28 Loading Paper 30 ...
Page 31: ...Placing Originals Placing Originals 32 Originals that are not Supported by the ADF 33 ...
Page 300: ...Where to Get Help Technical Support Web Site 301 Contacting Epson Support 301 ...