Epson ES-C380W User Manual page 273

Administrator Information
❏ 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 scanner.
The proxy server setting of local address is not set to web browser.
Solutions
When the scanner 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
Restoring the Security Settings
When you establish a highly secure environment such as IPsec/IP Filtering or IEEE802.1X, you may not be able to
communicate with devices because of incorrect settings or trouble with the device or server. In this case, restore
the security settings in order to make settings for the device again or to allow you temporary use.
Disabling the Security Function Using Web Config
You can disable IPsec/IP Filtering using Web Config.
1. Access Web Config and select the Network Security tab > IPsec/IP Filtering > Basic.
2. Disable the IPsec/IP Filtering.
Problems Using Network Security Features
Forgot a Pre–shared Key
Re-configure a pre-shared key.
To change the key, access Web Config and select the Network Security tab > IPsec/IP Filtering > Basic > Default
Policy or Group Policy.
When you change the pre-shared key, configure the pre-shared key for computers.
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Advanced Security Settings
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Solving Problems for Advanced Security