ITU-T E.180 PDF

ITU-T E.180 PDF

Name:
ITU-T E.180 PDF

Published Date:
03/01/1998

Status:
[ Active ]

Description:

Technical Characteristics of Tones for the Telephone Service - Series E: Overall Network Operation, Telephone Service, Service Operation and Human Factors - Operation, Numbering, Routing and Mobile Services - International Operation - Tones in National Signalling Systems

Publisher:
International Telecommunication Union-T

Document status:
Active

Format:
Electronic (PDF)

Delivery time:
10 minutes

Delivery time (for Russian version):
200 business days

SKU:

Choose Document Language:
$7.8
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SEE ALSO ITU-T SUPP 2 SERIES E


Edition : 88
File Size : 1 file
Number of Pages : 16
Published : 03/01/1998

History


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