Table of Contents
XGS4700-48F User’s Guide
16
Chapter 20
Classifier................................................................................................................................203
20.1 About the Classifier and QoS .......................................................................................... 203
20.2 Configuring the Classifier ...............................................................................................204
20.3 Viewing and Editing Classifier Configuration ................................................................... 206
20.4 Classifier Example ........................................................................................................... 208
Chapter 21
Policy Rule............................................................................................................................209
21.1 Policy Rules Overview ....................................................................................................209
21.1.1 DiffServ .................................................................................................................. 209
21.1.2 DSCP and Per-Hop Behavior ................................................................................. 209
21.2 Configuring Policy Rules ................................................................................................. 210
21.3 Viewing and Editing Policy Configuration ........................................................................ 213
21.4 Policy Example ................................................................................................................ 215
Chapter 22
Queuing Method....................................................................................................................217
22.1 Queuing Method Overview ............................................................................................. 217
22.1.1 Strictly Priority ........................................................................................................ 217
22.1.2 Weighted Fair Queuing .......................................................................................... 217
22.1.3 Weighted Round Robin Scheduling (WRR) ........................................................... 218
22.2 Configuring Queuing ........................................................................................................ 219
Chapter 23
VLAN Stacking ......................................................................................................................221
23.1 VLAN Stacking Overview ................................................................................................ 221
23.1.1 VLAN Stacking Example ........................................................................................ 221
23.2 VLAN Stacking Port Roles ............................................................................................... 222
23.3 VLAN Tag Format ............................................................................................................ 223
23.3.1 Frame Format ........................................................................................................ 223
23.4 Configuring VLAN Stacking ............................................................................................. 224
23.4.1 Port-based Q-in-Q .................................................................................................. 225
23.4.2 Selective Q-in-Q .................................................................................................... 226
Chapter 24
Multicast ................................................................................................................................229
24.1 Multicast Overview ......................................................................................................... 229
24.1.1 IP Multicast Addresses ........................................................................................... 229
24.1.2 IGMP Filtering ........................................................................................................ 229
24.1.3 IGMP Snooping ..................................................................................................... 230
24.1.4 IGMP Snooping and VLANs ................................................................................... 230
24.2 Multicast Status .............................................................................................................. 230
