Allied Telesis AT-S81 - Manual (Page 4)

Contents
4
Working with Trap Receivers ............................................................................................................................69
Adding a Trap Receiver..............................................................................................................................69
Enabling or Disabling Trap Receivers ........................................................................................................69
Modifying a Trap Receiver..........................................................................................................................70
Deleting a Trap Receiver............................................................................................................................71
Chapter 6: Port Trunking ...............................................................................................................................73
Port Trunking Overview ....................................................................................................................................74
Port Trunking Guidelines ............................................................................................................................74
Creating a Port Trunk........................................................................................................................................75
Modifying a Port Trunk......................................................................................................................................78
Enabling or Disabling a Port Trunk ...................................................................................................................79
Chapter 7: Port Mirroring ..............................................................................................................................81
Port Mirroring Overview ....................................................................................................................................82
Configuring Port Mirroring .................................................................................................................................83
Enabling or Disabling Port Mirroring .................................................................................................................85
Chapter 8: Power Over Ethernet ...................................................................................................................87
PoE Overview ...................................................................................................................................................88
Power Budgeting ........................................................................................................................................88
Port Prioritization for Power Allocation .......................................................................................................88
PoE Device Classes ...................................................................................................................................89
Configuring PoE................................................................................................................................................91
Displaying the PoE Configuration...............................................................................................................91
Changing the PoE Port’s Admin Setting.....................................................................................................92
Setting the PoE Port’s Priority ....................................................................................................................93
Chapter 9: Virtual LANs .................................................................................................................................95
VLAN Features .................................................................................................................................................96
Increased Performance ..............................................................................................................................96
Improved Manageability .............................................................................................................................96
Increased Security......................................................................................................................................96
VLAN Overview.................................................................................................................................................98
VLAN Name................................................................................................................................................98
VLAN Identifier ...........................................................................................................................................98
Port VLAN Identifier....................................................................................................................................98
VLAN Port Members...................................................................................................................................98
Tagged Port Members .........................................................................................................................99
Untagged Port Members ......................................................................................................................99
Incoming and Outgoing Tagged and Untagged Frames ............................................................................99
Incoming Frames .................................................................................................................................99
Outgoing Frames ...............................................................................................................................100
Guidelines for Creating a VLAN ...............................................................................................................100
Untagged VLAN........................................................................................................................................101
Tagged VLAN Example ............................................................................................................................103
Creating a VLAN .............................................................................................................................................105
Configuring the Port PVID...............................................................................................................................108
Displaying the VLANs .....................................................................................................................................110
Modifying a VLAN ...........................................................................................................................................112
Changing the VLAN Name .......................................................................................................................112
Adding or Removing a Tagged Port in a VLAN ........................................................................................113
Deleting a VLAN .............................................................................................................................................114
Resetting to the Default VLAN ........................................................................................................................115
Chapter 10: Quality of Service (QoS) .........................................................................................................117
QoS Overview.................................................................................................................................................118