Table of Contents
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Management..................................................................................................................................... 99
Security IP ..................................................................................................................................... 99
SNMP Manager .............................................................................................................................. 99
Trap Manager............................................................................................................................... 100
User Accounts.............................................................................................................................. 100
Monitoring ...................................................................................................................................... 101
Port Utilization ............................................................................................................................. 101
Packets ........................................................................................................................................ 102
Errors .......................................................................................................................................... 108
Size .............................................................................................................................................. 113
MAC Address Table ...................................................................................................................... 115
IGMP Snooping Table ................................................................................................................... 116
VLAN Multicast Table................................................................................................................... 117
IGMP Multicast Table ................................................................................................................... 117
VLAN Status ................................................................................................................................ 117
Maintenance................................................................................................................................... 118
TFTP Services............................................................................................................................... 118
Switch History.............................................................................................................................. 120
Ping Test ...................................................................................................................................... 121
Save Changes............................................................................................................................... 122
Factory Reset ............................................................................................................................... 123
Restart System............................................................................................................................. 123
Connection Timeout ..................................................................................................................... 124
Logout.......................................................................................................................................... 124
Help................................................................................................................................................ 124
Technical Specifications .................................................................................................................... 125
Cable Lengths ................................................................................................................................... 128
Runtime Switching Software Default Settings.................................................................................... 129
Understanding and Troubleshooting the Spanning Tree Protocol....................................................... 130
Blocking State.............................................................................................................................. 130
Listening State ............................................................................................................................. 131
Learning State.............................................................................................................................. 132
Forwarding State.......................................................................................................................... 133
Disabled State.............................................................................................................................. 134
Troubleshooting STP....................................................................................................................... 135
Spanning Tree Protocol Failure .................................................................................................... 135
Full/Half Duplex Mismatch.......................................................................................................... 136
Unidirectional Link ...................................................................................................................... 137
Packet Corruption ........................................................................................................................ 138
Resource Errors ........................................................................................................................... 138
Identifying a Data Loop ................................................................................................................ 138
Avoiding Trouble .......................................................................................................................... 138
Brief Review of Bitwise Logical Operations......................................................................................... 141
Index................................................................................................................................................. 142
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Table of Contents
Troubleshooting
