▁on ▁the ▁new est ▁main frames ▁and ▁are ▁slowly ▁being ▁disp la ced ▁on ▁older ▁systems ." ▁Equ ip ment ▁is ▁available ▁to ▁allow ▁connection ▁of ▁older ▁devices ▁using ▁Bus ▁and ▁Tag ▁to ▁main frame ▁F IC ON ▁or ▁ES CON ▁channels . ▁ ▁Example ▁The ▁following ▁sch ematic ▁shows ▁a ▁complex ▁system ▁with ▁two ▁CPU s ▁and ▁multiple ▁peri pher als ▁connected ▁using ▁bus ▁and ▁tag ▁cab ling . ▁ ▁Notes ▁ ▁References ▁ ▁External ▁links ▁▁▁ ▁Category : IB M ▁System / 3 6 0 ▁main frame ▁line <0x0A> </s> ▁The ▁ 2 0 0 4 – 0 5 ▁World ▁Thor ough bre d ▁Race hor se ▁Rank ings ▁is ▁the ▁ 2 0 0 4 – 0 5 ▁edition ▁of ▁the ▁World ▁Thor ough bre d ▁Race hor se ▁Rank ings . ▁It ▁is ▁an ▁assess ment ▁of ▁race h ors es ▁which ▁was ▁issued ▁by ▁the ▁International ▁Federation ▁of ▁Hor ser acing ▁Author ities ▁( IF HA ) ▁in ▁August ▁ 2 0 0 5 . ▁It ▁includes ▁horses ▁aged ▁three ▁or ▁older ▁which ▁rac ed ▁or ▁were ▁trained ▁during ▁ 2 0 0 4 – 0 5 ▁in ▁countries ▁where ▁the ▁flat ▁racing ▁year ▁runs ▁from ▁August ▁ 1 ▁to ▁July ▁ 3 1 ▁( and ▁also ▁South ▁America , ▁where ▁it ▁runs ▁from ▁July ▁ 1 ▁to ▁June ▁ 3 0 ). ▁These ▁countries ▁are ▁generally ▁in ▁the ▁Southern ▁Hem is phere , ▁although ▁some ▁areas ▁covered , ▁such ▁as ▁Hong ▁Kong ▁and ▁the ▁United ▁Arab ▁Em