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Private VLANs .......................................................................106
Using Port VLANs ................................................................107
Creating VLANs.....................................................................107
Using Tag VLANs .................................................................111
Tag VLANs and Management .............................................118
List of commands in this chapter ........................................121
10 – Spanning Tree Protocol (STP).................................... 123
STP features and operation......................................................123
Using STP................................................................................124
List of commands in this chapter ........................................134
11 – Rapid Spanning Tree Protocol (RSTP)....................... 135
RSTP concepts...........................................................................135
Transition from STP to RSTP .............................................136
Configuring RSTP..................................................................137
List of commands in this chapter ........................................147
12 – RS-Ring™, S-Ring™ and Link-Loss-Learn™ (LLL) 149
S-Ring and LLL concepts.........................................................150
RS-Ring concepts ......................................................................151
When to use RS-Ring vs S-Ring ..........................................152
Comparing resiliency methods.............................................153
RSTP/STP Operation without RS-Ring or S-Ring ..........154
RSTP/STP Operation with S-Ring .....................................156
LLL with S-Ring.....................................................................158
Ring learn features..................................................................158
Configuring S-Ring ................................................................159
RSTP Operation with RS-Ring ............................................162
Configuring RS-Ring .............................................................164
List of commands in this chapter ........................................166
13 – Dual-Homing.............................................................. 168
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