Epson WorkForce Pro WF-C879RBAM User Manual page 559

Administrator Information
3. Select from the following items that you want to disable.
❏ Disable IPsec/IP Filtering
❏ Disable IEEE802.1X
4. Select Start Setup on the confirmation screen.
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.
Related Information
"Application for Configuring Printer Operations (Web Config)" on page 374
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"Encrypted Communication Using IPsec/IP Filtering" on page 541
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Cannot Communicate with IPsec Communication
Specify the algorithm that the printer or the computer does not support.
The printer supports the following algorithms. Check the settings of the computer.
Security Methods
IKE encryption algorithm
IKE authentication algorithm
IKE key exchange algorithm
ESP encryption algorithm
ESP authentication algorithm
AH authentication algorithm
*available for IKEv2 only
Related Information
"Encrypted Communication Using IPsec/IP Filtering" on page 541
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Advanced Security Settings
AES-CBC-128, AES-CBC-192, AES-CBC-256, AES-GCM-128*, AES-GCM-192*,
AES-GCM-256*, 3DES
SHA-1, SHA-256, SHA-384, SHA-512, MD5
DH Group1, DH Group2, DH Group5, DH Group14, DH Group15, DH
Group16, DH Group17, DH Group18, DH Group19, DH Group20, DH
Group21, DH Group22, DH Group23, DH Group24, DH Group25, DH
Group26, DH Group27*, DH Group28*, DH Group29*, DH Group30*
AES-CBC-128, AES-CBC-192, AES-CBC-256, AES-GCM-128, AES-GCM-192,
AES-GCM-256, 3DES
SHA-1, SHA-256, SHA-384, SHA-512, MD5
SHA-1, SHA-256, SHA-384, SHA-512, MD5
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Solving Problems for Advanced Security
Algorithms