5G message universal access system and method

The invention relates to the technical field of IT application, and provides a 5G message universal access system and method, and the system comprises a capability management center which is used for managing and querying system capability; the tenant management module is used for registering a consumption system and issuing an access token; the subscription module is used for searching available system capability, checking capability information and verifying and testing 5G message capability; the template management module is used for supporting a 5G message universal and management template; the flow control module is used for setting the request times of the tenants; the service network management module is used for providing an entrance for sending a 5G message; the intranet and extranet conversion module is used for supporting the capability of calling the 5G message of the Internet in the intranet environment of the tenant; the address book module is used for maintaining user information of the tenants