3Com 2226 PLUS - Manual (Page 4)

IP Setup 34
Backup Configuration 35
Restore Configuration 35
Firmware Upgrade 35
Initialize 36
Reboot 36
System Access 37
System Time 39
SNMP 39
Configuring VLANs 41
VLAN 42
Forwarding Tagged/Untagged Frames 46
Sample VLAN Configurations 46
Spanning Tree 48
IGMP Snooping 50
IGMP Query 50
Broadcast Storm 51
Configuring Port Settings 51
Administration 51
Speed/Duplex for 1000 Mbps Connections 53
Link Aggregation 54
Spanning Tree per Port 56
Port Mirroring 58
Statistics 60
QoS VoIP Traffic Settings 60
Security 64
RADIUS Client 64
802.1X Settings 66
Monitoring 68
Address Table 68
Cable Diagnostics 68
5 T ROUBLESHOOTING
Resetting to Factory Defaults 71
Forgotten Password 71
Forgotten Static IP Address 72
Solving LED Issues 72
If the Problem Persists 73
A O BTAINING S UPPORT FOR Y OUR P RODUCT
Register Your Product 75
Purchase Value-Added Services 75
Troubleshoot Online 75
Access Software Downloads 75
Telephone Technical Support and Repair 76
Contact Us 76
B T ECHNICAL I NFORMATION
Related Standards 79
Environmental 79
Physical 79
Electrical 79
C S AFETY I NFORMATION
Important Safety Information 81