This Recommendation associates the published core network standards from standards development organizations (SDOs) with those 3GPP2 specifications that were approved as of 17 July 2001 for the IMT-2000 family member ANSI-41 evolved Core Network with cdma2000 Access Network. 3GPP2 specifications that were approved as of July 2002 will be associated with published core network standards in future ITU-T Rec. Q.1742.2. The radio interface and radio access network and standards from the SDOs for this IMT-2000 family member are associated in ITU-R M.1457. The associations for other IMT-2000 family members are identified in the ITU-T Q.174x series. This Recommendation combines and associates the relevant core network standards from a number of standards development organizations for this IMT-2000 family member into a global Recommendation.