Default Port Settings 33
Changing a Port’s Settings 34
Configuring VLANs 35
Creating a VLAN 36
Sample VLAN Configurations 37
Removing a VLAN 38
Configuring Link Aggregation 38
Trunk Membership 39
Adding Ports to a Trunk 39
Configuring Trunk Settings 40
Configuring PoE 40
Configuring PoE for Individual Ports 41
Planning Power Budgets 43
Viewing Statistics 43
Monitoring Traffic 44
Setting the Traffic Priority 45
IP Phone Prioritization 46
List of Detected Phones 46
5 UPGRADING THE FIRMWARE
Installing the 3Com TFTP Server 47
Setting Up the 3Com TFTP Server 48
Downloading Firmware Updates 48
Performing Firmware Upgrade 49
6 TROUBLESHOOTING
Resetting to Factory Defaults 51
Forgotten Password 52
Forgotten Static IP Address 52
Solving LED Issues 52
Solving Power Issues 53
Solving Corrupted Firmware 54
If the Problem Persists 54
A OBTAINING SUPPORT FOR YOUR PRODUCT
Register Your Product 55
Purchase Value-Added Services 55
Troubleshoot Online 55
Access Software Downloads 55
Telephone Technical Support and Repair 56
Contact Us 56
B SAFETY INFORMATION
Important Safety Information 59
Consignes Importantes de Sécurité 60
Wichtige Sicherheitshinweise Informationen 61
Información de Seguridad Importante 62
Importanti Informazioni di Sicurezza 64
C TECHNICAL INFORMATION
Related Standards 67
Environmental 67
Physical 67
Electrical 67
GLOSSARY
INDEX
REGULATORY NOTICES
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