43GPP TS23.402. Architecture enhancements for non-3GPP accesses(Release12)[S/OL].[2014-04-22]. http://www.3gpp.org/ftp/Specs/archive/23_series/23.402/23402-c40.zip.
5GPP TS24.302. Access to the 3GPP Evolved Packet Core(EPC)vianon-3GPP access networks(Release12)[S/OL].[2014-04-22].http://www.3gpp.org/ftp/Specs/archive/24_series/24.302/ 24302- c40.zip.
63GPP TS23.234. 3GPP system to Wireless Local Area Network(WLAN)interworking; System description(Release10)[S/OL].[2014-04-22]. http: //www.3gpp.org/ftp/Specs/archive/23_s eries /23.234/23234-a00.zip.
73GPP TS33.402. Security aspects of non-3GPP accesses(Release12)[S/OL].[2014-04-22]. http://www.3gpp.org/ftp/Specs/archive/33_series/33.402/33402-c30.zip.
8IETF RFC 4187. Extensible Authentication Protocol Method for 3rdGeneration Authentication and Key Agreement(EAP-AKA)[S/OL].[2014-04-22]. http://www.rfc-editor.org/rfc/rfc4187.txt.
9IETF RFC5448. Improved Extensible Authentication Protocol Meth?od for 3rd Generation Authentication and Key Agreement(EAPAKA)[S/OL].[2014-04-22]. http://www.rfc-editor.org/rfc/rfc5448.txt.
10IEEE 802.11u-2011. IEEE Standard for Information TechnologyTelecommunications and information exchange between systems-Lo?cal and Metropolitan networks- specific requirements- Part II: Wire?less LAN Medium Access Control(MAC)and Physical Layer(PHY)specifications: Amendment9: Interworking with External Networks [S/OL].[2014-04-22]. http: //www.standards.ieee.org/findstds/standard/802.11u-2011.html.
