Blade ICE RACKSWITCH G8124-E - Manual (Page 7)

BLADEOS 6.5.2 Application Guide
BMD00220, October 2010 Contents 7
Per-VLAN Spanning Tree Groups 117
Using Multiple STGs to Eliminate False Loops 117
STP/PVST+ Defaults and Guidelines 118
Adding a VLAN to a Spanning Tree Group 118
Creating a VLAN 119
Rules for VLAN Tagged Ports 119
Adding and Removing Ports from STGs 120
Switch-Centric Configuration 121
Configuring Multiple STGs 122
Rapid Spanning Tree Protocol 124
Port State Changes 124
RSTP Configuration Guidelines 125
RSTP Configuration Example 125
Per-VLAN Rapid Spanning Tree Groups 126
Configuring PVRST 126
Multiple Spanning Tree Protocol 127
MSTP Region 127
Common Internal Spanning Tree 127
MSTP Configuration Guidelines 128
MSTP Configuration Example 1 128
MSTP Configuration Example 2 129
Port Type and Link Type 131
Edge Port 131
Link Type 131
Chapter 9: Quality of Service 133
QoS Overview 133
Using ACL Filters 135
Summary of ACL Actions 135
ACL Metering and Re-Marking 136
Using DSCP Values to Provide QoS 137
Differentiated Services Concepts 137
Per Hop Behavior 138
QoS Levels 139
DSCP Re-Marking and Mapping 140
DSCP Re-Marking Configuration Example 141
Using 802.1p Priority to Provide QoS 142
Queuing and Scheduling 143