ATIS 0300206:2001(S2016)
Current
The latest, up-to-date edition.
Digital Exchanges and PBXs - Digital Circuit Loopback Test Line with N - DSO Capability
Hardcopy , PDF
English
01-01-2016
In order to carry out maintenance in the public switched telephone network of switched 64-kbit/s digital circuits, digital circuits at sub-rates of 64 kbits/s, and N ∞ DS0 digital circuits (up to the maximum payload of a primary rate facility), a digital circuit test system is defined for digital exchanges and digital PBXs.
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