Download

748 SIGNALING IN ATM NETWORKS(DSP) of the address to national entities (e.g., ANSI for USA, FEI for UK, DIN forFRG, etc.).ICD addressing authority rests with EDIRA (Electronic Data Interchange RegistrationAuthority), an international nonprofit organization connected with the ISO.EDIRA assigns codes to entities that are then free to define specific codingschemes for use by industry (such as the bar code system). The entity owning thecode point defines the domain-specific part of the address.The E.164 format (AESA) is the standard telephony numbering plan addressembedded in an AESA 20-octet format. It is also called embedded E.164 todistinguish it from the native form mentioned earlier.The Local AESA format is rarely used.Figure 22.9-1 shows the DCC and the E.164 AESA (embedded) formats.22.10 ACRONYMSAAL ATM adaptation layerAAU ATM user to ATM userAESA ATM end system addressAF ATM ForumAINI ATM Inter-Network InterfaceATM Asynchronous transfer modeB-ICI B-ISDN Inter-Carrier InterfaceB-ISDN Broadband ISDNB-ISUP Broadband ISDN User PartBSS Broadband switching systemCBR Constant bit rateCES Circuit emulation serviceCLP Cell loss priorityCPCS Common part CSCS Convergence sublayerDCC Data country codeDSP Domain Specific PartDSS2 Digital Signaling System No. 2DTL Designated transit listEDIRA Electronic Data Interchange Registration AuthorityGCAC Generic call admission controlGFC Generic flow controlHEC Header error controlICD International code designator