ITU-T D.151 NOTE PDF

Name:
ITU-T D.151 NOTE PDF

Published Date:
06/01/1990

Status:
[ Revised ]

Description:

OLD SYSTEM FOR ACCOUNTING IN INTERNATIONAL TELEPHONY

Document status:

Active

Format:

Electronic (PDF)

Delivery time:

10 minutes

Delivery time (for Russian version):

200 business days

SKU:

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