. 0 8 ▁M bit / s ▁physical ▁layer ▁ ▁In verse ▁AT M ▁M ux ▁ ▁Circ uit ▁Em ulation ▁Service ▁ ▁AT M ▁Security ▁Framework ▁ ▁Circ uit ▁Em ulation ▁Service ▁A ▁widely ▁adopted ▁specification ▁to ▁emer ge ▁from ▁the ▁AT M ▁Forum ▁was ▁the ▁Circ uit ▁Em ulation ▁Service ▁specification ▁( CES ). ▁ ▁This ▁specification ▁defined ▁a ▁method ▁of ▁creating ▁a ▁service ▁out ▁of ▁mapping ▁T DM ▁D S 0 ▁and ▁D S 1 / E 1 ▁P les io chron ous ▁Digital ▁Hier archy ▁( PD H ) ▁signals ▁into ▁As ynchronous ▁Transfer ▁Mode ▁( AT M ) ▁cells . ▁ ▁It ▁also ▁supported ▁J 2 ▁and ▁D S - 3 ▁signals . ▁ ▁The ▁service ▁was ▁built ▁around ▁the ▁AT M ▁Ada ption ▁L ayer ▁ 1 ▁specification ▁from ▁the ▁IT U . ▁ ▁The ▁ 1 . 0 ▁version ▁was ▁approved ▁about ▁ 1 9 9 5 ▁and ▁the ▁ 2 . 0 ▁version ▁was ▁approved ▁in ▁January ▁ 1 9 9 7 . ▁ ▁References ▁ ▁External ▁links ▁ ▁AT M ▁Forum ▁ ▁AT M ▁Forum ▁Inter oper ability ▁Ag re ements ▁ ▁M FA ▁Forum ▁ ▁Category : Te chn ology ▁cons ort ia <0x0A> </s> ▁The ▁ 2 0 1 8 ▁European ▁Row ing ▁Junior ▁Championships ▁took ▁place ▁in ▁Gra vel ines , ▁France , ▁between ▁ 2 6 ▁and ▁ 2 7 ▁May ▁ 2 0 1 8 . ▁ ▁Medal ▁summary ▁ ▁Men ▁ ▁Women ▁ ▁Medal ▁table ▁ ▁References ▁