Parameter Name
DIR
Purpose
To specify reference to a directory entry associated with the calendar user specified by the property.
Format Definition
This property parameter is defined by the following notation:
dirparam = "DIR" "=" DQUOTE uri DQUOTE
Description
This parameter can be specified on properties with a CAL-ADDRESS value type. The parameter specifies a reference to the directory entry associated with the calendar user specified by the property. The parameter value is a URI. The URI parameter value MUST be specified in a quoted-string.
Note: While there is no restriction imposed on the URI schemes allowed for this parameter, CID [RFC2392], DATA [RFC2397], FILE [RFC1738], FTP [RFC1738], HTTP [RFC2616], HTTPS [RFC2818], LDAP [RFC4516], and MID [RFC2392] are the URI schemes most commonly used by current implementations.
Example
ORGANIZER;DIR="ldap://example.com:6666/o=ABC%20Industries, c=US???(cn=Jim%20Dolittle)":mailto:jimdo@example.com