Common Support Tips


LCOS 10.20 RU5 with VoIP enhancements available

As of now, a new recommended Release Update for LCOS 10.20 is now available for download from our website as well as from the LANCOM Management Cloud.


LCOS 10.20 RU5 includes in particular improvements in the field of VoIP. Interoperability between telephone systems and providers has been improved, so that in certain cases call cancellations are avoided.


The new version is available in the download area.


LANCOM R&S Unified Firewall: New supplement to the initial installation steps available

In the supplement to the initial installation of a LANCOM R&S Unified Firewall some passages have been changed. All products currently delivered by LANCOM Systems already contain the updated supplement. However, products that are currently available from retailers or distributors do not include this updated supplement.


The new supplement version and how to find out what kind of supplement you have, is available in the following knowledge base article.