iii
Solving system faults ······················································································································································ 58
Solving system faults ············································································································································· 58
Viewing the system fault solving method ············································································································ 58
Saving the current configuration of the router ············································································································ 59
Rebooting the router ······················································································································································ 59
Troubleshooting ·························································································································································· 61
Router failures ································································································································································· 61
Power status LEDs are off ······································································································································ 61
RUN LED is off ······················································································································································· 61
RUN LED fast flashes ············································································································································· 61
ALM LED is steady on or flashes ·························································································································· 61
FIP module failure ··························································································································································· 62
Power module failures ··················································································································································· 62
Fan failures ····································································································································································· 63
Fan tray is absent ·················································································································································· 63
ALM LED is red ······················································································································································ 63
HIM/MIM failures ·························································································································································· 64
Configuration system problems ···································································································································· 64
No terminal display ·············································································································································· 64
Garbled terminal display ······································································································································ 65
No response from the serial port ························································································································· 65
Password loss ································································································································································· 65
Examining the state of password recovery capability ······················································································· 66
Dealing with console login password loss when password recovery capability is enabled ························ 67
Dealing with user privilege level password loss when password recovery capability is enabled ··············· 68
Dealing with password loss when password recovery capability is disabled ··············································· 69
Cooling system failure ··················································································································································· 70
Interface module, cable, and connection failure ········································································································ 71
Software upgrade failures ············································································································································· 71
No response from the serial port ························································································································· 71
TFTP upgrade failure ············································································································································· 71
FTP upgrade failure ··············································································································································· 72
Application file missing errors ······································································································································ 72
Appendix A Chassis views and technical specifications ························································································ 74
Chassis views ································································································································································· 74
Dimensions and weights ················································································································································ 75
Storage media ································································································································································ 76
Power consumption ························································································································································ 76
Power modules specifications ······································································································································· 76
AC power module ················································································································································· 77
DC power module ················································································································································· 77
Fan tray specifications ··················································································································································· 78
Port specifications ·························································································································································· 79
Ports and slots ························································································································································ 79
Console port ·························································································································································· 79
AUX port ································································································································································· 79
Management Ethernet port ··································································································································· 79
Combo interface ···················································································································································· 80
10 Gbps Ethernet port ·········································································································································· 81
Flexible interface platform modules ····························································································································· 81
FIP-10 ··············································································································································································· 82
FIP-20 ··············································································································································································· 83
Interface modules ··························································································································································· 83
