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Logging in using Telnet ·················································································································································· 30
Configuring basic settings for the gateway················································································································· 30
Verifying the network configuration ···················································································································· 31
Troubleshooting ·························································································································································· 33
Troubleshooting methods··············································································································································· 33
Configuration terminal problems ·································································································································· 33
No terminal display ·············································································································································· 33
Garbled terminal display ······································································································································ 34
Troubleshooting the gateway during the operation ··························································································· 34
Power supply system failure ·········································································································································· 34
Fan failure ······································································································································································· 35
MPU failure ····································································································································································· 35
LPU, service module, and switching fabric module failure ························································································ 35
Interface failure ······························································································································································· 36
Replacing FRUs ··························································································································································· 38
Replacing a power module ··········································································································································· 38
Replacing a card ···························································································································································· 39
Replacing a fan tray ······················································································································································ 41
Removing a fan tray ·············································································································································· 41
Installing a fan tray ··············································································································································· 42
Replacing an air filter ···················································································································································· 42
Replacing a transceiver module ··································································································································· 43
Replacing an XFP/SFP+/SFP/QSFP+ module ··································································································· 43
Replacing a CFP module ······································································································································ 44
Replacing an SFP+/QSFP+/QSFP+ to SFP+ cable ··························································································· 44
Appendix A Chassis views and technical specifications ························································································ 45
Chassis views ································································································································································· 45
Weights and dimensions ··············································································································································· 46
Module power consumption and system power consumption ·················································································· 48
Card power consumption ····································································································································· 48
Fan tray power consumption ································································································································ 48
System power consumption ·································································································································· 49
Heat dissipation ····························································································································································· 49
Environmental specifications ········································································································································· 49
Noise ··············································································································································································· 50
Appendix B FRUs and compatibility matrixes ·········································································································· 51
MPUs ··············································································································································································· 51
Service modules ····························································································································································· 51
LPUs ················································································································································································· 51
Switching fabric modules ·············································································································································· 53
Power modules ······························································································································································· 53
Fan trays ·········································································································································································· 54
Air filters ·········································································································································································· 54
Transceiver modules ······················································································································································ 55
DC power cable ····························································································································································· 60
AC power cable ····························································································································································· 60
Appendix C LEDs ······················································································································································· 64
MPU LEDs ········································································································································································ 64
Service module LEDs ······················································································································································ 65
LPU LEDs ·········································································································································································· 66
Switching fabric module LEDs ······································································································································· 67
Fan tray status LEDs ······················································································································································· 68
