Handover can also be classified on the basis of handover techniques used. This is called the handover or handoff. RRC protocol handles connection establishment, measurements, radio bearer services, security and handover decisions. Implementation agencies should handover utilization certificate to the district authorities. The LDP attempted to delay the handover. The arrangement continues until the project is ready for handover. By 2004, Nigeria had failed to meet the deadline to handover the peninsula. Another significant issue involved call reliability, related to problems with handover from UMTS to GSM. Telstar 4 suffered complete failure prior to the handover. Alongside her during the trophy handover was FIFA president Sepp Blatter. Beijing began plans to reverse this law almost immediately after the handover in 1997. The official handover happened in May 2001. Initially, Jammeh indicated that a smooth handover of power would take place. Finally the permanent handover occurred on 5July 1945. After the handover of Macau to China in 1999 many Macanese migrated to other countries.