ITU-T E.181 PDF

ITU-T E.181 PDF

Name:
ITU-T E.181 PDF

Published Date:
11/01/1988

Status:
[ Revised ]

Description:

Customer Recognition of Foreign Tones - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service (Study Group II) 2 pp

Publisher:
International Telecommunication Union-T

Document status:
Active

Format:
Electronic (PDF)

Delivery time:
10 minutes

Delivery time (for Russian version):
200 business days

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Edition : 88
Number of Pages : 2
Published : 11/01/1988

History

ITU-T E.181
Published Date: 01/01/1993
Customer Recognition of Foreign Tones
$6
ITU-T E.181
Published Date: 11/01/1988
Customer Recognition of Foreign Tones - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service (Study Group II) 2 pp

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