ACME client configuration

In LANconfig, configure the Automatic Certificate Management Environment (ACME) client under Certificates > ACME client.





ACME client enabled
Activates or deactivates the automatic fetching and renewal of the certificate.
Domain
DNS domain name for which the certificate is to be created, e.g. "test.example.com"
Contact (e-mail address)
Defines the contact information for the certificate request, e.g.  the e-mail address "test@example.com".
Certificate type
Defines the certificate type including key length. Possible values: RSA-2K, RSA-3K, RSA-4K, ECC-256, ECC-384
Authorization challenge
Specifies the method used to perform the Let's Encrypt authorization challenge. Possible values:
  • TLS-alpn-01: Authorization is performed over TLS and port 443
  • http-01: Authorization is performed over HTTP and port 80
  • http-01,tls-alpn-01: http-01 is preferred over tls-alpn-01
  • tls-alpn-01,http-01: tls-alpn-01 is preferred over http-01
Endpoint resolution
Defines the protocol to be used to resolve the endpoint. Possible values:
  • IPv4-only
  • IPv6-only
  • IPv6-or-IPv4
SAN-List
Defines which other domain names should be entered into the SAN field (Subject Alternative Name) of the certificate. This can be a comma-separated list of domain names (without spaces).
Minimum validity
Minimum number of days before expiry for the certificate to be renewed. Default: 30 days
Source address (optional)
References a named loopback address that is used as the sender. If the field is left empty, the router automatically selects an address.

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