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ATIS 0600404.a.2005(S2015)
- Supplement to T1.404-2004, Network and Customer Installation Interfaces - DS3 Metallic Interface Specification
- standard by Alliance for Telecommunication Industry Solutions, 05/01/2005
- Publisher: ATIS
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This supplement adds an optional method for using inband signals to activate and deactivate a line loopback at a carrier provided NIU in M23 applications.