Table Of Contents - H3C S5150-EI Series Troubleshooting Manual

Contents
Introduction ····················································································· 1
General guidelines ····················································································································· 1
Collecting log and operating information ························································································· 1
Collecting common log messages ··························································································· 2
Collecting diagnostic log messages ························································································· 2
Collecting operating statistics ································································································· 3
Troubleshooting hardware ·································································· 5
Unexpected switch reboot ············································································································ 5
Symptom ··························································································································· 5
Troubleshooting flowchart ····································································································· 5
Solution ····························································································································· 5
Operating power module failure (for switch models that support removable power modules) ······················ 6
Symptom ··························································································································· 6
Solution ····························································································································· 6
Newly-installed power module failure (for switch models that support removable power modules) ··············· 7
Symptom ··························································································································· 7
Solution ····························································································································· 7
Fan tray failure ·························································································································· 7
Symptom ··························································································································· 7
Solution ····························································································································· 7
Related commands ···················································································································· 8
Troubleshooting ACL ········································································ 9
ACL application failure with an error message ·················································································· 9
Symptom ··························································································································· 9
Solution ····························································································································· 9
ACL application failure without an error message ·············································································· 9
Symptom ··························································································································· 9
Troubleshooting flowchart ··································································································· 10
Solution ··························································································································· 10
Related commands ·················································································································· 11
Troubleshooting IRF ······································································· 12
IRF fabric establishment failure ··································································································· 12
Symptom ························································································································· 12
Troubleshooting flowchart ··································································································· 13
Solution ··························································································································· 13
Related commands ·················································································································· 15
Troubleshooting Ethernet link aggregation ··········································· 16
Link aggregation failure ············································································································· 16
Symptom ························································································································· 16
Troubleshooting flowchart ··································································································· 17
Solution ··························································································································· 17
Related commands ·················································································································· 18
Troubleshooting ports ····································································· 19
A fiber port fails to come up ········································································································ 19
Symptom ························································································································· 19
Troubleshooting flowchart ··································································································· 19
Solution ··························································································································· 19
A copper port fails to come up ···································································································· 20
Symptom ························································································································· 20
Troubleshooting flowchart ··································································································· 21
Solution ··························································································································· 21
Related commands ·················································································································· 22
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