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Intel® NetStructure™ 480T Routing Switch User Guide
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6: Configuring Ports .......................... 79
Configuring Ports ..........................................................79
Changing Port Speed and Duplex Setting ................. 80
Random Early Detection (RED)................................. 80
Turning Off Auto-negotiation for a GBIC Port............ 81
Jumbo Frames ...............................................................81
Enabling Jumbo Frames............................................ 82
Path MTU Discovery.................................................. 82
IP Fragmentation with Jumbo frames ........................ 83
IP Fragmentation within a VLAN ...............................83
Load Sharing ..................................................................84
Load Sharing Algorithms ........................................... 84
Configuring Load Sharing.......................................... 85
Load-Sharing Example .............................................. 86
Verifying the Load Sharing Configuration.................. 86
Port Commands .............................................................86
Port-Mirroring ................................................................90
Mirroring Combined with Load Sharing ..................... 90
Mirroring IP Multicast Traffic ...................................... 91
Mirroring Bandwidth................................................... 91
Mirroring and Flooding............................................... 91
Mirroring and Download Configuration ...................... 91
Port-Mirroring Commands ............................................91
Port-Mirroring Example.............................................. 92
Enterprise Discovery Protocol .....................................92
EDP Commands........................................................ 93
7: Virtual LANs (VLANs) ..................... 95
Overview of Virtual LANs ..............................................95
Benefits...................................................................... 95
VLANs Help to Control Traffic ...................................96
VLANs Provide Extra Security ...................................96
VLANs Ease Device Change and Movement ............96
Bi-directional Rate Shaping for Layer 3 Routed VLANs .
96
Types of VLANs .............................................................97
Port-Based VLANs .................................................... 97
Spanning Switches with Port-Based VLANs .............98
Tagged VLANs .......................................................... 99
Uses of Tagged VLANs ...........................................100