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v2.0, April 2007
System Functions ...........................................................................................................3-6
Firmware Menu ...............................................................................................................3-7
Managing System Files—Backup and Restore ........................................................3-7
Factory Reset ...........................................................................................................3-8
Resetting the System .....................................................................................................3-9
Logout .............................................................................................................................3-9
Chapter 4
Configuring the Switch
Using the Switch Configuration Utility .............................................................................4-1
Port Configuration ....................................................................................................4-2
Viewing Packet Statistics .........................................................................................4-3
Regulating Traffic Rates using Quality of Service Settings ......................................4-5
VLAN Page .............................................................................................................4-7
Creating Port Trunks to Increase Link Bandwidth .................................................. 4-11
Using a Sniffer Port to Monitor Traffic ....................................................................4-13
Jumbo Frame Support ...........................................................................................4-14
Controlling Per-port Packet Throughput .................................................................4-14
Storm Control (Dropping Traffic that is Flooding a Port) ........................................4-15
Using Spanning Tree Protocol to Prevent Path Loops ...........................................4-15
Enabling Switch Management using SNMP ...........................................................4-18
Controlling Switch Access by MAC Address and VLAN ID ....................................4-19
Using IGMP Snooping to Route Packets Based on Content .................................4-20
Filtering Unknown Multicast Packets .....................................................................4-20
Setting Up Static Multicast Groups .........................................................................4-21
Appendix A
Specifications and Default Values
GS748T Smart Switch Specifications ............................................................................ A-1
GS748T Smart Switch Features and Defaults ............................................................... A-2
Appendix B
Virtual Local Area Networks (VLANs)
IEEE 802.1Q VLANs .................................................................................................... B-2
Port-based VLANs ......................................................................................................... B-3
Port-based VLAN Example Configuration ............................................................... B-3
Results of this Configuration ................................................................................... B-4
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