Cisco Catalyst 3120

Contents
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Cisco Catalyst Blade Switch 3120 for HP Software Configuration Guide
OL-12247-01
Minor Version Number Incompatibility Among Switches 5-12
Understanding Auto-Upgrade and Auto-Advise 5-13
Auto-Upgrade and Auto-Advise Example Messages 5-14
Incompatible Software and Stack Member Image Upgrades 5-16
Switch Stack Configuration Files 5-16
Additional Considerations for System-Wide Configuration on Switch Stacks 5-17
Switch Stack Management Connectivity 5-17
Connectivity to the Switch Stack Through an IP Address 5-18
Connectivity to the Switch Stack Through an SSH Session 5-18
Connectivity to the Switch Stack Through Console Ports or Ethernet Management Ports 5-18
Connectivity to Specific Stack Members 5-18
Switch Stack Configuration Scenarios 5-19
Configuring the Switch Stack 5-21
Default Switch Stack Configuration 5-21
Enabling Persistent MAC Address 5-21
Assigning Stack Member Information 5-23
Assigning a Stack Member Number 5-23
Setting the Stack Member Priority Value 5-23
Provisioning a New Member for a Switch Stack 5-24
Accessing the CLI of a Specific Stack Member 5-25
Displaying Switch Stack Information 5-25
CHAPTER 6 Administering the Switch 6-1
Managing the System Time and Date 6-1
Understanding the System Clock 6-1
Understanding Network Time Protocol 6-2
Configuring NTP 6-3
Default NTP Configuration 6-4
Configuring NTP Authentication 6-4
Configuring NTP Associations 6-5
Configuring NTP Broadcast Service 6-6
Configuring NTP Access Restrictions 6-8
Configuring the Source IP Address for NTP Packets 6-10
Displaying the NTP Configuration 6-11
Configuring Time and Date Manually 6-11
Setting the System Clock 6-11
Displaying the Time and Date Configuration 6-12
Configuring the Time Zone 6-12
Configuring Summer Time (Daylight Saving Time) 6-13