Download D-Link 3308TG - Switch User`s guide

Table of Contents
About This Guide...............................................................................................................................................................................................1
Overview of this User’s Guide .....................................................................................................................................................................1
Introduction.........................................................................................................................................................................................................2
Layer 3 Switching...........................................................................................................................................................................................2
The Functions of a Layer 3 Switch..........................................................................................................................................................3
Features ...........................................................................................................................................................................................................3
Ports...............................................................................................................................................................................................................3
Performance Features...................................................................................................................................................................................4
Layer 2 Switching Features......................................................................................................................................................................4
Layer 3 Switching Features......................................................................................................................................................................4
Traffic Classification and Prioritization...............................................................................................................................................5
Management ................................................................................................................................................................................................5
Optional Redundant Power Supply........................................................................................................................................................6
Fast Ethernet Technology.............................................................................................................................................................................6
Gigabit Ethernet Technology .......................................................................................................................................................................6
Unpacking and Setup........................................................................................................................................................................................7
Unpacking........................................................................................................................................................................................................7
Installation......................................................................................................................................................................................................7
Desktop or Shelf Installation...................................................................................................................................................................7
Rack Installation ........................................................................................................................................................................................8
Power on...........................................................................................................................................................................................................9
Power Failure...............................................................................................................................................................................................9
Identifying External Components ................................................................................................................................................................10
Front Panel....................................................................................................................................................................................................10
Rear Panel .....................................................................................................................................................................................................10
Side Panels....................................................................................................................................................................................................11
LED Indicators..............................................................................................................................................................................................11
Connecting The Switch ...................................................................................................................................................................................12
PC to Switch..................................................................................................................................................................................................12
Switch to Switch (other devices) ...............................................................................................................................................................12
Switch Management and Operating Concepts..........................................................................................................................................14
Local Console Management ...................................................................................................................................................................14
IP Addresses and SNMP Community Names ...................................................................................................................................15
Traps............................................................................................................................................................................................................16
MIBs ............................................................................................................................................................................................................17
SNMP..........................................................................................................................................................................................................17
Packet Forwarding....................................................................................................................................................................................18
MAC Address Aging Time......................................................................................................................................................................18
Filtering ......................................................................................................................................................................................................18
IP Addressing and Subnetting...............................................................................................................................................................19
802.1Q VLANs .........................................................................................................................................................................................23
Spanning Tree Protocol............................................................................................................................................................................28
Internet Protocols......................................................................................................................................................................................34
The Domain Name System.....................................................................................................................................................................42
DHCP Servers............................................................................................................................................................................................42
Routing........................................................................................................................................................................................................42
ARP..............................................................................................................................................................................................................43
Multicasting...............................................................................................................................................................................................43