G.SHDSL NTU User Manual V0.03
52
3.7.1
Loopback Test
Note : No SYSTEM DIAGNOSTIC menu on Ethernet Interface Model
For E1 Interface model as CO side, there have: local digital, local, remote line, remote payload, farend line and
farend payload.
For Serial Interface model as CO side, there have: Local digital, local, remote line, remote payload, farend line,
farend payload and V.54.
For E1 Interface model as CPE side, there have: local digital, remote line, remote payload, farend line and farend
payload.
For Serial Interface model as CPE side, there have: Local digital, remote line, remote payload, farend line, farend
payload and V.54.
If the device haven’t connect or under handshake, there will not have farend line, farend payload and V.54.
Definition of
V.54
An ITU standard (1976) for various loopback tests that can be incorporated into modems for testing the telephone
circuit and isolating transmission problems.
Operating modes include local and remote digital loopback and local and remote analog loopback.
Summary of Contents for G.SHDSL NTU
Page 1: ...G SHDSL NTU User Manual Version 0 03...
Page 9: ...G SHDSL NTU User Manual V0 03 8 1 4 Applications...
Page 30: ...G SHDSL NTU User Manual V0 03 29 E1 Interface...
Page 52: ...G SHDSL NTU User Manual V0 03 51...
Page 55: ...G SHDSL NTU User Manual V0 03 54...
Page 117: ...G SHDSL NTU User Manual V0 03 116 For E1 and Ethernet interface model...
Page 119: ...G SHDSL NTU User Manual V0 03 118 For Serial interface model For Ethernet interface model...
