iii

Solution ··································································································································································· 50

Related commands ················································································································································ 51

Protocol flapping ···························································································································································· 51

Symptom ································································································································································· 51

Troubleshooting flowchart ···································································································································· 51

Solution ··································································································································································· 52

Fan failure ······································································································································································· 52

Symptom ································································································································································· 52

Troubleshooting flowchart ···································································································································· 53

Solution ··································································································································································· 53

Related commands ················································································································································ 54