Dell S4820T - Page 25

Modifying Interface PVST+ Parameters........................................................................................... 783
Configuring an EdgePort..................................................................................................................784
PVST+ in Multi-Vendor Networks.................................................................................................... 785
Enabling PVST+ Extend System ID...................................................................................................785
PVST+ Sample Configurations......................................................................................................... 786
43 Quality of Service (QoS)................................................................................788
Implementation Information............................................................................................................790
Port-Based QoS Configurations.......................................................................................................791
Setting dot1p Priorities for Incoming Traffic.............................................................................. 791
Honoring dot1p Priorities on Ingress Traffic.............................................................................. 791
Configuring Port-Based Rate Policing....................................................................................... 792
Configuring Port-Based Rate Shaping....................................................................................... 793
Policy-Based QoS Configurations................................................................................................... 794
Classify Traffic............................................................................................................................. 794
Create a QoS Policy....................................................................................................................798
Create Policy Maps.....................................................................................................................800
DSCP Color Maps....................................................................................................................... 804
Enabling QoS Rate Adjustment........................................................................................................807
Enabling Strict-Priority Queueing....................................................................................................807
Weighted Random Early Detection................................................................................................. 808
Creating WRED Profiles..............................................................................................................809
Applying a WRED Profile to Traffic............................................................................................ 809
Displaying Default and Configured WRED Profiles...................................................................809
Displaying WRED Drop Statistics................................................................................................810
Displaying egress-queue Statistics.............................................................................................810
Pre-Calculating Available QoS CAM Space......................................................................................811
Configuring Weights and ECN for WRED ....................................................................................... 812
Global Service Pools With WRED and ECN Settings..................................................................813
Configuring WRED and ECN Attributes........................................................................................... 814
Guidelines for Configuring ECN for Classifying and Color-Marking Packets................................ 815
Sample configuration to mark non-ecn packets as “yellow” with Multiple traffic class.......... 816
Classifying Incoming Packets Using ECN and Color-Marking..................................................816
Sample configuration to mark non-ecn packets as “yellow” with single traffic class..............818
Applying Layer 2 Match Criteria on a Layer 3 Interface.............................................................819
Applying DSCP and VLAN Match Criteria on a Service Queue.................................................820
Enabling Buffer Statistics Tracking .................................................................................................. 821
44 Routing Information Protocol (RIP)...........................................................824
Protocol Overview............................................................................................................................824
RIPv1............................................................................................................................................ 824
RIPv2............................................................................................................................................825
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