Defining SNMP Host Table............................................................................................................................................ 47
Defining SNMP Engine ID............................................................................................................................................. 49
Enabling SNMP Traps .................................................................................................................................................... 50
DHCP Auto Configuration.................................................................................................................................................. 51
Dual Image Services ........................................................................................................................................................... 52
Firmware Information..................................................................................................................................................... 52
Config Firmware Image.................................................................................................................................................. 53
CONFIGURING L2 FEATURES.............................................................................................................................54
Enabling Jumbo Frames...................................................................................................................................................... 55
Configuring VLANs ........................................................................................................................................................... 56
Understanding IEEE 802.1p Priority .............................................................................................................................. 56
VLAN Description.......................................................................................................................................................... 56
Notes about VLANs on the DGS-3100 Series ................................................................................................................ 56
IEEE 802.1Q VLANs...................................................................................................................................................... 56
802.1Q VLAN Tags........................................................................................................................................................ 58
Port VLAN ID................................................................................................................................................................. 59
Tagging and Untagging................................................................................................................................................... 59
Ingress Filtering .............................................................................................................................................................. 59
Default VLANs............................................................................................................................................................... 60
VLAN and Trunk Groups ............................................................................................................................................... 60
VLAN Status................................................................................................................................................................... 60
Defining VLAN Properties ............................................................................................................................................. 61
Configuring GVRP ............................................................................................................................................................. 63
Defining Trunking............................................................................................................................................................... 65
Traffic Segmentation........................................................................................................................................................... 67
Configuring LACP.............................................................................................................................................................. 68
Defining IGMP Snooping ................................................................................................................................................... 69
Configuring Port Mirroring................................................................................................................................................. 72
Configuring Spanning Tree................................................................................................................................................. 74
Defining Spanning Tree Global Parameters.................................................................................................................... 75
Defining STP Port Settings............................................................................................................................................. 77
Defining Multiple Spanning Tree Configuration Identification...................................................................................... 79
Defining MSTP Port Information ................................................................................................................................... 80
Defining Forwarding and Filtering ..................................................................................................................................... 82
Defining Unicast Forwarding.......................................................................................................................................... 82
Defining Multicast Forwarding....................................................................................................................................... 83
CONFIGURING QUALITY OF SERVICE ..............................................................................................................85
Understanding QoS............................................................................................................................................................. 87
Defining Bandwidth Settings.............................................................................................................................................. 88
Configuring Storm Control................................................................................................................................................. 89
Mapping Ports to Packet Priorities...................................................................................................................................... 90
Mapping Priority to Classes (Queues) ................................................................................................................................91
Configuring QoS Scheduling Mechanism........................................................................................................................... 92
Defining Multi-Layer CoS Settings .................................................................................................................................... 93
SECURITY FEATURES .........................................................................................................................................94
Configuring Safeguard Engine............................................................................................................................................ 95
Configuring Trust Host....................................................................................................................................................... 96
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