Video conference access method and device and cloud conference server

The embodiment of the invention provides an online video conference access method and device and a cloud conference server. The method comprises the following steps: displaying at least one conference access port capable of participating in an online conference in an online conference list, the online conference capable of participating in the online conference being located in a first conference participating equipment network environment and having a remote access allowing function; when a selection operation signal for a target conference access port in the online conference list is received, determining the participatable online conference corresponding to the target conference access port as a main conference place device; sending an online video conference connection request to the main conference place equipment; and when a conference participating request response sent by the main conference place equipment is received, accessing the online video conference created by the main conference place equipme