Chapter 4. Status Menu
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TDU 120e User Manual
4-3
Network Interface (NI) Errors
The NI Errors submenu displays the types of errors the
Network Interface (NI) detects. A blinking CSU error
LED indicates that network errors are detected.
The asterisk (*) above an item indicates the type of errors
detected. The error types are listed below:
CRC
CRC-6 bit errors based on the FDL. This is valid only in
ESF mode.
BPV
Bipolar violations
XSO
Excess zeros
FER
Framing errors
Active Alarms
This menu item displays a list of current alarms reported
by either the base controller or any of the ports. If no
alarms are current, using this menu item displays
E
ND
OF
L
IST
.
This display (see Table 4-1 on page 4-4) includes two text
fields. The left field is the alarm source. The right field is
the alarm message. A list of alarm messages is found in
Appendix C, System Messages
.
If one or more of the Alarm LEDs are illuminated, an
alarm is present. Press
Escape
to return to the previous
menu item
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Страница 22: ...List of Figures xxii TDU 120e User Manual 61202156L2 1...
Страница 24: ...List of Tables xxiv TDU 120e User Manual 612022156L2 1...
Страница 42: ...Chapter 2 Installation 2 12 TDU 120e User Manual 61202156L2 1...
Страница 92: ...Chapter 5 Configuration Menu 5 30 TDU 120e User Manual 61202156L2 1...
Страница 108: ...Chapter 7 Test Menu 7 12 TDU 120e User Manual 61202156L2 1...
Страница 116: ...Chapter 8 Remote Management Menus 8 8 TDU 120e User Manual 61202156L2 1A...
Страница 124: ...Appendix A Understanding SNMP A 8 TDU 120e User Manual 61202156L2 1...