There is a separate network access technology and common authentication (being any one among AA: by the authentication and authorization of user) can be a seamless transitions between networks at you. It can be received to be connected to a set of AA certificates of the user of a set of mesh network, can be used for verifying a set of other networks of AA certificates of the subscriber database of network. In addition, user can be used, AA certificates are a single set of for multiple communications protocol layers. In addition, the single user that user can execute the key data of authentication and authorization by collecting (critical material) (AA) in operating from the AA challenge and responses of data link layer session, when roaming in two or more networks. When user can convert between networks, the data of collection can be used for attempting AA from network layer or another network. ;Verifying, authorization and right information, subscriber database,
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