Contents
xxi
Catalyst 2950 Desktop Switch Software Configuration Guide
78-14982-01
Configuring Trusted Boundary 26-13
Enabling Pass-Through Mode 26-15
Configuring a QoS Policy 26-16
Classifying Traffic by Usin g ACLs 26-16
Classifying Traffic by Usin g Class Maps 26-20
Classifyin g, Policing, and Marking Tra ffic by Using Policy Maps 26-21
Configuring CoS Maps 26-24
Configuring the CoS-to-DSCP Map 26-25
Configuring the DSCP-to-CoS Map 26-26
Configuring CoS and WRR 26-27
Configuring CoS Priority Queues 26-27
Configuring WRR 26-27
Displaying Qo S Information 26-28
QoS Configuration Examples 26-29
QoS Configurat ion for the Exis ting Wiring Closet 26-30
QoS Configuration for the Intellige nt Wiring Closet 26-30
CHAPTER
27 Configuring EtherChannels 27-1
Understandi ng EtherChannels 27-1
Understandi ng Port-Channel Interfaces 27-2
Understandi ng the Port Aggregation Protocol 27-3
PAgP Modes 27-4
Physical Learners and Aggregate-Port Learners 27-5
PAgP Interaction with Other Features 27-5
Understandi ng Load Balancing and Forwarding Meth ods 27-5
Configuring EtherChannels 27-7
Default EtherChannel Configuration 27-7
EtherChannel Configuration Guidelines 27-8
Configuring Layer 2 EtherChannels 27-8
Configuring Ether Channel Load Balancin g 27-10
Configuring the PAgP Le arn Method and Priority 27-11
Displaying E therChannel and PA gP Status 27-11
CHAPTER
28 Troubleshooting 28-1
LRE Statisti cs 28-1
Using Recovery Proced ures 28-6
Recovering from Corrupted Software 28-6
Recovering from a Lost or Forgotten Passwor d 28-6
Recovering from a Command Switch Failure 28-8