Configuration Fundamentals

• 1 Configuration Fundamentals
  • 1.1 Management port overview
    • 1.1.1 Displaying Information About Management Ports
  • 1.2 Consideration for Accessing Factory Default Device
  • 1.3 Open and Closed UDP and TCP Ports
  • 1.4 Web Management Interface
  • 1.5 Management VRFs
    • 1.5.1 Source interface and management VRF compatibility
    • 1.5.2 Management Applications Supporting Management VRFs
    • 1.5.3 Configuring a Global Management VRF
    • 1.5.4 Configuring the OOB management port to be a member of a management VRF
    • 1.5.5 Displaying management VRF information
  • 1.6 Additional OOB management configuration options
    • 1.6.1 Controlling Traffic on Management Ports in a VLAN or VRF
  • 1.7 System clock
    • 1.7.1 Daylight saving time
    • 1.7.2 Time Zones
    • 1.7.3 Setting the Clock Parameters for the Device
  • 1.8 Basic System Parameter Configuration
    • 1.8.1 Configuring Basic System Parameters
    • 1.8.2 Examples of Syslog messages for CLI access
    • 1.8.3 Cancelling an outbound Telnet session
  • 1.9 Displaying and modifying system parameter default settings
    • 1.9.1 System default settings configuration considerations
    • 1.9.2 Modifying system parameter default values
    • 1.9.3 Displaying system parameter default values
  • 1.10 Password and Device Recovery
  • 1.11 Forwarding Profiles
    • 1.11.1 Configuration Considerations for Forwarding Profiles
    • 1.11.2 Configuring a Forwarding Profile
  • 1.12 Basic port parameter configuration
    • 1.12.1 About Port Regions
    • 1.12.2 Specifying a Port Address
    • 1.12.3 Static MAC entry configuration
    • 1.12.4 Multi-port static MAC address
      • 1.12.4.1 Multi-port static MAC address configuration notes
    • 1.12.5 Configuring Basic Port Parameters
    • 1.12.6 Displaying the Port Name for an Interface
    • 1.12.7 Port speed and duplex mode modification
      • 1.12.7.1 Port Speed and Duplex Mode Configuration
    • 1.12.8 Auto-negotiation
      • 1.12.8.1 Enabling auto-negotiation maximum port speed advertisement
        • 1.12.8.1.1 Maximum port speed advertisement application notes
        • 1.12.8.1.2 Configuring maximum port speed advertisement
    • 1.12.9 Force mode configuration
      • 1.12.9.1 Force mode configuration syntax
    • 1.12.10 MDI and MDIX configuration
      • 1.12.10.1 MDI and MDIX configuration notes
      • 1.12.10.2 MDI and MDIX configuration syntax
    • 1.12.11 Disabling or re-enabling a port
    • 1.12.12 Enabling and disabling support for 100BaseFX
      • 1.12.12.1 Enabling and disabling 100BaseFX on Chassis-based and stackable devices
    • 1.12.13 Changing the Gbps fiber negotiation mode
    • 1.12.14 Flow Control Configuration
      • 1.12.14.1 Flow control configuration notes
      • 1.12.14.2 Configuring Flow Control
      • 1.12.14.3 Displaying flow-control status
    • 1.12.15 Symmetrical Flow Control
      • 1.12.15.1 Configuration Notes and Feature Limitations for Symmetrical Flow Control
      • 1.12.15.2 Configuring Symmetrical Flow Control
      • 1.12.15.3 Displaying Symmetrical Flow Control Status
    • 1.12.17 Port priority (QoS) modification
    • 1.12.18 Dynamic configuration of Voice over IP (VoIP) phones
      • 1.12.18.1 VoIP configuration notes
      • 1.12.18.2 Enabling dynamic configuration of a Voice over IP (VoIP) phone
      • 1.12.18.3 Viewing voice VLAN configurations
    • 1.12.19 Port flap dampening configuration
      • 1.12.19.1 Port flap dampening configuration notes
      • 1.12.19.2 Configuring port flap dampening on an interface
      • 1.12.19.3 Configuring port flap dampening on a trunk
      • 1.12.19.4 Re-enabling a port disabled by port flap dampening
      • 1.12.19.5 Displaying ports configured with port flap dampening
      • 1.12.19.6 Syslog messages for port flap dampening
    • 1.12.20 Configuring link dampening and alarms
    • 1.12.21 Port Loop Detection
      • 1.12.21.1 Types of loop detection
      • 1.12.21.2 Recovering Disabled Ports
      • 1.12.21.3 Port loopback detection configuration notes
      • 1.12.21.4 Configuring Port Loopback Detection
      • 1.12.21.5 Displaying Loop Detection Information
      • 1.12.21.6 Displaying loop detection resource information
      • 1.12.21.7 Displaying loop detection configuration status on an interface
      • 1.12.21.8 Syslog message due to disabled port in loop detection
      • 1.12.21.9 Shutdown prevention for loop-detection on an interface
      • 1.12.21.10 Periodic log message generation for shutdown prevention
      • 1.12.21.11 Syslog for port shutdown prevention
  • 1.13 Replacing a primary IPv4 address automatically
  • 1.14 Ethernet loopback
    • 1.14.1 Ethernet loopback operational modes
    • 1.14.2 Ethernet loopback configuration considerations
    • 1.14.3 Configuring Ethernet loopback in VLAN-unaware mode
    • 1.14.4 Configuring Ethernet loopback in VLAN-aware mode
    • 1.14.5 Ethernet loopback syslog messages
  • 1.15 Disabling the automatic learning of MAC addresses
    • 1.15.1 MAC address learning configuration notes and feature limitations
  • 1.16 Changing the MAC age time and disabling MAC address learning
    • 1.16.1 Disabling the automatic learning of MAC addresses
      • 1.16.1.1 MAC address learning configuration notes and feature limitations
    • 1.16.2 Displaying the MAC address table
  • 1.17 Clearing MAC address entries
  • 1.18 Defining MAC address filters
  • 1.19 Monitoring MAC address movement
    • 1.19.1 Configuring the MAC address movement threshold rate
    • 1.19.2 Viewing the MAC address movement threshold rate configuration
    • 1.19.3 Configuring an interval for collecting MAC address move notifications
    • 1.19.4 Viewing MAC address movement statistics for the interval history
  • 1.20 Breakout
    • 1.20.1 Ports Available for Breakout
    • 1.20.2 Configuring Breakout Ports and Subports
    • 1.20.3 Displaying Information for Breakout Ports
    • 1.20.4 Setting Module 2 to Uplink-100-Gbps Mode
    • 1.20.5 Setting Module 2 to 40G Uplink Mode
    • 1.20.6 Removing Breakout Configuration
    • 1.20.7 1G Breakout Subports
    • 1.20.8 Configuring 1G Breakout Ports
  • 1.21 Configuring the CLI Banner
  • 1.23 CLI command history
    • 1.23.1 CLI command history persistence limitations
    • 1.23.2 Displaying and clearing command log history
  • 1.25 Cut-through switching
  • 1.26 Jumbo frame support
  • 1.27 Multi-Process Memory Leak Detection
  • 1.28 Wake-on-LAN support across VLANs
  • 1.30 Secure Wipe
    • 1.30.1 Secure Wipe Configuration Notes and Considerations
    • 1.30.2 Starting Secure Wipe