ish ▁Sur ve ill ance ▁law ▁is ▁the ▁rat ification ▁of ▁the ▁European ▁Union ’ s ▁Direct ive ▁ 2 0 0 6 / 2 4 / EC , ▁which ▁requires ▁all ▁prov iders ▁of ▁communication ▁like ▁tele ph ones ▁and ▁internet ▁to ▁log ▁certain ▁data ▁regarding ▁the ▁communication ▁through ▁their ▁systems . ▁§ 4 ▁of ▁the ▁law ▁require ▁phone ▁companies ▁to ▁log : ▁The ▁caller ’ s ▁phone ▁number ▁( A - number ) ▁as ▁well ▁as ▁the ▁name ▁and ▁address ▁of ▁the ▁subscri ber ▁or ▁registered ▁user ▁The ▁called ▁phone ▁number ▁( B - number ) ▁as ▁well ▁as ▁the ▁name ▁and ▁address ▁of ▁the ▁subscri ber ▁or ▁registered ▁user ▁The ▁redirect ed ▁phone ▁number ▁( C - number ) ▁as ▁well ▁as ▁the ▁name ▁and ▁address ▁of ▁the ▁subscri ber ▁or ▁registered ▁user ▁The ▁rece ipt ▁for ▁receiving ▁a ▁message ▁The ▁identity ▁of ▁the ▁used ▁communic ations ▁equipment ▁( I MS I - ▁and ▁I ME I - numbers ) ▁The ▁cell ▁or ▁cells ▁a ▁mobile ▁phone ▁was ▁connected ▁to ▁by ▁the ▁communic ations ▁start ▁and ▁end , ▁and ▁the ▁exact ▁ge ographical ▁or ▁physical ▁location ▁of ▁the ▁used ▁cell ▁m asts ▁used ▁during ▁the ▁time ▁of ▁the ▁communication ▁The ▁exact ▁time ▁of ▁the ▁start ▁and ▁end ▁of ▁the ▁communication ▁The ▁time ▁of ▁the ▁first ▁activation ▁of ▁anonymous ▁services ▁( Pre pa id ▁mobile ▁ph ones ) ▁§ 5 ▁of ▁the ▁law ▁require ▁Internet ▁Service ▁Pro viders ▁to ▁log ▁the ▁following ▁information ▁about ▁the ▁initi ating ▁and ▁the ▁termin ating