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Items Settings and Explanation
Transport Mode If you only use the printer on the same LAN, select this. IP packets of layer 4 or later are
encrypted.
Tunnel Mode If you use the printer on the Internet-capable network such as IPsec-VPN, select this
option. The header and data of the IP packets are encrypted.
Remote Gateway(Tunnel Mode): If you select Tunnel Mode for Encapsulation, enter a
gateway address between 1 and 39 characters.
Security Protocol
If you select IPsec for Access Control, select an option.
Items Settings and Explanation
ESP Select this to ensure the integrity of an authentication and data, and encrypt data.
AH Select this to ensure the integrity of an authentication and data. Even if encrypting data is
prohibited, you can use IPsec.
Algorithm Settings
It is recommended that you select Any for all settings or select an item other than Any for each setting. If you
select Any for some of the settings and select an item other than Any for the other settings, the device may not
communicate depending on the other device that you want to authenticate.
Items Settings and Explanation
IKE Encryption Select the encryption algorithm for IKE.
The items vary depending on the version of IKE.
Authentication Select the authentication algorithm for IKE.
Key Exchange Select the key exchange algorithm for IKE.
The items vary depending on the version of IKE.
ESP Encryption Select the encryption algorithm for ESP.
This is available when ESP is selected for Security Protocol.
Authentication Select the authentication algorithm for ESP.
This is available when ESP is selected for Security Protocol.
AH Authentication Select the encryption algorithm for AH.
This is available when AH is selected for Security Protocol.
Related Information
&
“Conguring Group Policy” on page 319
& “Combination of Local Address(Printer) and Remote Address(Host) on Group Policy” on page 324
& “References of Service Name on Group Policy” on page 324
Administrator Information
>
Advanced Security Settings
>
Encrypted Communication Using IPsec/IP Filtering
323
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