Hi there, As the documentation states " There are 7 types of links:" ... and does not lists the types or an explanation what they do, I have tried to play around with them, but have not found any effect of the links actually. Can someone explain to me what they should do and what they actually do? Kind regards, Jürgen Anschütz Diese E-Mail enthält vertrauliche und/oder rechtlich geschützte Informationen. Wenn Sie nicht der richtige Adressat sind oder diese E-Mail irrtümlich erhalten haben, informieren Sie bitte umgehend den Absender und vernichten Sie diese E-Mail. Das unerlaubte Kopieren sowie die unbefugte Weitergabe dieser E-Mail ist nicht gestattet. This e-mail may contain confidential and/or privileged information. If you are not the intended recipient (or have received this e-mail in error) please notify the sender immediately and delete this e-mail. Any unauthorised copying, disclosure or distribution of the material in this e-mail is strictly forbidden. PS. This is the actual text: OTRS differentiates between bidirectional and nondirectional links. Whenever a CI is linked to another CMDB object, OTRS::ITSM automatically creates the respective reverse link. The OTRS::ITSM standard offers seven link types: [Picture without the links]