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Chapter 1: Understanding ISDN and the Express L128/L128T
61202.070L1-1
Express L128/L128T User Manual
17
WAN Indicators
PWR
Flashes when the link is inactive; solid when the link is active.
B1
Flashes green when the link is being negotiated; off when the
link is active. After the link is active, B1 flashes green when a
call on B1 channel is in progress; solid green when a call is
connected.
B2
Flashes green when the link is being negotiated; off when the
link is active. After the link is active, B2 flashes green when a
call on B2 channel is in progress; solid green when a call is
connected.
Test Indicators
B1/B2
A slow amber flash indicates test in progress; a fast amber
flash indicates test has failed.
Figure 1-6
Express L128/L128T LEDs
LI
EXPRESS L128T
TX/RX
B1
B2
PWR
LINE
TEST
Summary of Contents for Express L128
Page 15: ...List of Figures x Express L128 L128T User Manual 61202 070L1 1...
Page 17: ...List of Tables xii Express L128 L128T User Manual 61202 070L1 1...
Page 23: ...Quick Startup Guide 6 Express L128 L128T User Manual 61202 070L1 1...
Page 43: ...Chapter 2 Installation 26 Express L128 L128T User Manual 61202 070L1 1...
Page 131: ...Chapter 4 Troubleshooting 114 Express L128 L128T User Manual 61202 070L1 1...
Page 155: ...Appendix B Log Messages 138 Express L128 L128T User Manual 61202 070L1 1...
Page 159: ...Appendix C SNMP 142 Express L128 L128T User Manual 61202 070L1 1...
Page 165: ...Appendix E Terminal Mode Commands 148 Express L128 L128T User Manual 61202 070L1 1...
Page 177: ...Appendix F Frame Relay Firmware Version 160 Express L128 L128T User Manual 61202 070L1 1...
Page 187: ...Glossary 170 Express L128 L128T User Manual 61202 070L1 1...
Page 199: ...Index 182 Express L128 L128T User Manual 61202 070L1 1...