This revised standard describes the electrical interfaces for the DS1, DS1c, DS2, and DS3 levels of the North American digital telecommunications hierarchy. Compliance with this standard is necessary to achieve satisfactory interworking of the telecommunications network.
Product Information
Published:
12/01/1993
Pages:
54
File Size:
1 file , 2.6 MB
Language:
English
Note:
This product is restricted and cannot be purchased in the following countries Ukraine, Russia, Belarus