Developers Guide

Table Of Contents
Monitoring BGP sessions via SNMP.......................................................................................................................... 876
Monitor Port-Channels.................................................................................................................................................. 878
Troubleshooting SNMP Operation..............................................................................................................................879
Transceiver Monitoring..................................................................................................................................................879
Configuring SNMP context name...............................................................................................................................880
Chapter 51: Storm Control......................................................................................................... 881
Configure Storm Control............................................................................................................................................... 881
Configuring Storm Control from INTERFACE Mode.........................................................................................881
Configuring Storm Control from CONFIGURATION Mode.............................................................................882
PFC Storm........................................................................................................................................................................882
Detect PFC Storm.................................................................................................................................................... 882
Restore Queue Drop State..................................................................................................................................... 883
View Details of Storm Control PFC...................................................................................................................... 883
Chapter 52: Spanning Tree Protocol (STP)............................................................................... 885
Protocol Overview..........................................................................................................................................................885
Configure Spanning Tree.............................................................................................................................................. 885
Important Points to Remember...................................................................................................................................886
Configuring Interfaces for Layer 2 Mode..................................................................................................................887
Enabling Spanning Tree Protocol Globally................................................................................................................ 888
Adding an Interface to the Spanning Tree Group...................................................................................................889
Modifying Global Parameters.......................................................................................................................................890
Modifying Interface STP Parameters......................................................................................................................... 891
Enabling PortFast............................................................................................................................................................ 891
Prevent Network Disruptions with BPDU Guard.............................................................................................. 892
Selecting STP Root........................................................................................................................................................ 894
STP Root Guard.............................................................................................................................................................. 894
Root Guard Scenario................................................................................................................................................ 894
Configuring Root Guard.......................................................................................................................................... 895
Enabling SNMP Traps for Root Elections and Topology Changes..................................................................... 896
Configuring Spanning Trees as Hitless...................................................................................................................... 896
STP Loop Guard..............................................................................................................................................................896
Configuring Loop Guard.......................................................................................................................................... 897
Displaying STP Guard Configuration.......................................................................................................................... 898
Chapter 53: SupportAssist........................................................................................................ 899
Configuring SupportAssist Using a Configuration Wizard.................................................................................... 899
Configuring SupportAssist Manually.......................................................................................................................... 900
Configuring SupportAssist Activity............................................................................................................................. 901
Configuring SupportAssist Company......................................................................................................................... 903
Configuring SupportAssist Person..............................................................................................................................903
Configuring SupportAssist Server.............................................................................................................................. 904
Viewing SupportAssist Configuration........................................................................................................................ 905
Chapter 54: System Time and Date............................................................................................907
Network Time Protocol................................................................................................................................................. 907
Protocol Overview....................................................................................................................................................908
Configure the Network Time Protocol................................................................................................................ 908
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Contents