ocr: national national border border 0 - - - - - - - - one or more optional one or more optional one or more optional network network DTE access circuit access network inter- circuit section network transit section network inter- circuit section network transit section inter- circuit section transit section network jinter- circuit section network access sectian network access circuit section DTE section section National Portion International Portion National Portion International Virtual Connection TO701200-86 portion boundary section boundary LIGURE 2/X.134 Apportionment of an international virtua ...
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