3Com 4007, Implementation Manual, Page: 8 / 684

7
P
HYSICAL
P
ORT
N
UMBERING
Slot Architecture 137
Default Port Settings 138
Configuring Port Status 139
Allocating Switch Fabric Capacity to Slots 140
9-port GEN Switch Fabric Module 140
Using Table 33: Examples 140
24-port GEN Switch Fabric Module 141
Using Table 34: Examples 142
Key Guidelines for Implementation 142
Effects of Removing a Module 143
VLAN Changes 143
Trunk Changes 143
Effects of Replacing Modules 144
Replacing Modules of the Same Type 144
Replacing Modules of Different Types 144
8
E
THERNET
Ethernet Overview 146
Features 146
Benefits 147
Link Bandwidths 147
Link Availability 147
Other Benefits 147
Key Concepts 148
Ethernet Packet Processing 150
Key Guidelines for Implementation 152
Link Bandwidths 152
Trunks 152
Port Enable and Disable (Port State) 153
Important Considerations 153
Port Labels 153
Implementing Port Labels 153
Autonegotiation 154
Important Considerations 154
Port Mode 156
Important Considerations 156