12.10 CSU/NIU Emulation for DS1
Accessing CSU/NIU Emulation
TX300:
To access CSU/NIU from the OTN/SDH/SONET menu tap on Home (main menu) >
DS1
>
DSU/NIU Emulation
.
The test set can emulate DS1 customer premises equipment, simulating a CSU or NIU. CSU/NIU emulation allows the test set to
be looped up from the central office to verify DS1 service across the entire length of the span.
CSU/NIU Emulation
Emulation Type:
NIU or CSU
Receiving Remote Command:
“None”. After the remote command disappears, “None” is displayed. When receiving command,
the following are displayed:
In-band loop up
In-band loop down
ESF FDL Line loop up
ESF FDL Line loop down
ESF FDL payload loop up
ESF FDL payload loop down
When in un-loop state, Line 1 TX sends AIS
Loopback Statuses:
Payload Loopback – Local: Activated by the Payload-Loop button
Line Loopback – Local: Activated by the Line-Loop button
Payload loopback – Remote: Activated when remote ESF FDL command has been received
Line Loopback – Remote: Activated when remote ESF FDL command has been received
None (when in un-loop state)
The
Status
screen also displays the following:
Loopback Active Time: Loopback time elapsed (s)
BPV/code errors
Framing Bit Errors
TX300S_e-manual_D07-00-064P_RevA00
Summary of Contents for VePAL TX300M
Page 1: ...TX300S_e manual_D07 00 064P_RevA00...
Page 12: ...23 0 About VeEX Go back to top TX300S_e manual_D07 00 064P_RevA00...
Page 29: ...Go back to top Go back to TOC TX300S_e manual_D07 00 064P_RevA00...
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Page 58: ...Go back to top Go back to TOC TX300S_e manual_D07 00 064P_RevA00...
Page 61: ...Tx Structure Setup Graphical Mode Tx Payload Setup TX300S_e manual_D07 00 064P_RevA00...
Page 71: ...Go back to top Go back to TOC TX300S_e manual_D07 00 064P_RevA00...
Page 92: ...TX300S_e manual_D07 00 064P_RevA00...
Page 126: ...TX300S_e manual_D07 00 064P_RevA00...
Page 182: ...Go back to top Go back to TOC TX300S_e manual_D07 00 064P_RevA00...
Page 220: ...Pattern Setup Results Errors Alarms TX300S_e manual_D07 00 064P_RevA00...
Page 260: ...TX300S_e manual_D07 00 064P_RevA00...
Page 261: ...Go back to top Go back to TOC Errors Alarms Page 2 TX300S_e manual_D07 00 064P_RevA00...
Page 369: ...OAM LMM Parameters OAM Service DMM OAM DMM Message TX300S_e manual_D07 00 064P_RevA00...
Page 374: ...Go back to top Go back to TOC TX300S_e manual_D07 00 064P_RevA00...