ocr: /AF PSPDN (AU IWFH ISDN TAH B X.25 terminal X.31 X.25 terminal X.121 number Cd:0+E.164 (B)CRP Cg: X.121 (A)CRP Cd:0+E.164 (B)CRP Cg: X.121(A)CRP Cd: : X.121 (A) CRP Cd: I X.121 (A) CRP Cg: 0+E.164 (B)CRP T0701394-88 Cg: 0+E.164(B)CRP Note 1 - The use ofa DNIC to identify an ISDN may be used as an alternative to the above scenario (see 8 3.1.5). Note 2 - The diagram shows only number flows carried in the call request packet and does not indicate any numbering arrangement necessary for call set up within the ISDN. For details of call set up arrangements refer to Recommendations X.31, X.32 and th ...