Abstract: Archiving content items of a cloud-based collaboration environment can comprise receiving a request to create an archive and creating an internal platform user. The internal platform user is not associated with an actual user of the cloud-based collaboration environment. An archive folder associated with an archive folder identifier and comprising a container for archived content can be created, the internal platform user can be assigned as an owner of the archive folder, the archive folder can be marked as an archive and the archive folder identifier can be returned in response to the request to create an archive.

Abstract: Admission control means for controlling admission of traffic into a voice communication network, the admission control means comprises means for examining a call control message of a call control dialogue when admission of said traffic into said voice communication network is requested, the admission control means admit a traffic into said voice communication network only if the call control message accompanying the traffic admission request satisfies a pre-determined admission criterion.