ADTRAN Total Access SHDSL LTU Installation And Maintenance Practice

12 Issue 2, July 2004 61182118L1-5BRemote CustomerTransparentLoopbackInitiated at the LTU and provides a loopback atthe NTU in the customer direction. Data ispassed transparently to the network side.Local CustomerNontransparentLoopbackProvides a loopback at the LTU in thecustomer direction. AIS signal is injected intothe network side.Remote CustomerNontransparentLoopbackInitiated at the LTU and provides a loopback atthe NTU in the customer direction. AIS signalis injected into the network side.Table 7. Loopback Types (Continued)Loopback Type Description IllustrationLTUTX DataNTULTUTX AISNTULTUTX AISNTU

/ 14

Related manuals for ADTRAN Total Access SHDSL LTU