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Connecting interface cables ······································································································································ 33
Connecting the AUX cable ············································································································································ 33
Overview ································································································································································ 33
Connecting the AUX cable ··································································································································· 33
Connecting an Ethernet cable······································································································································· 34
Overview ································································································································································ 34
Making an Ethernet cable ···································································································································· 36
Connecting an Ethernet cable ······························································································································ 36
Connecting a fiber cable ·············································································································································· 36
Transceiver module overview ······························································································································· 36
Fiber cable overview ············································································································································· 37
Connecting a fiber cable ······································································································································ 39
Connecting an E1/T1 cable ········································································································································· 40
E1/T1 cable overview ·········································································································································· 40
Connecting an E1/T1 cable ································································································································ 41
Connecting a CE3/CT3 cable ····································································································································· 43
CE3/CT3 cable overview ···································································································································· 43
Connecting a CE3/CT3 cable ····························································································································· 43
Connecting a serial port cable ····································································································································· 44
Overview ································································································································································ 44
Connecting a serial port cable ···························································································································· 46
Accessing the router ··················································································································································· 48
Login methods ································································································································································· 48
Logging in through the console port ···························································································································· 48
Setting up a configuration environment ·············································································································· 48
Setting terminal parameters ·································································································································· 49
Powering on the router ·················································································································································· 52
Checking before power-on ··································································································································· 52
Checking after power-on ······································································································································ 52
Displaying boot information ································································································································· 53
Logging in to the router through Telnet ························································································································ 54
Logging in to the router through the AUX port ············································································································ 54
Configuring basic settings ············································································································································· 55
Hardware management and maintenance ·············································································································· 56
Displaying hardware information of the router ··········································································································· 56
Displaying the software and hardware version information of the router······················································· 56
Displaying the operational statistics of the router ······························································································ 57
Displaying detailed information about a module ······························································································ 57
Displaying the electrical label information of a module ··················································································· 58
Displaying the CPU usage of a module ·············································································································· 59
Displaying the memory usage of a module ········································································································ 60
Displaying the CF card information ···················································································································· 60
Displaying the operational status of the fan ······································································································· 60
Displaying the operational status of power supplies ························································································· 61
Displaying the alarming thresholds of a module ········································································································ 61
Port configuration and management ···························································································································· 62
Configuring a combo interface ···························································································································· 62
Displaying transceiver module information and alarming information ··························································· 63
Active and standby switchover for MPUs ···················································································································· 64
Solving system faults ······················································································································································ 64
Solving system faults ············································································································································· 64
Viewing the system fault solving method ············································································································ 65
Saving the current configuration of the router ············································································································ 65
