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  • Aruba 2920 Advanced Traffic Management Guide for ArubaOS-Switch 16.06
    • Home
    • About this guide
      • Applicable products
      • Switch prompts used in this guide
    • VLANs
      • Understanding VLANs
      • Static VLAN operation
        • VLAN environments
        • VLAN operation
          • General VLAN operation
          • Types of static VLANs available in the switch
          • Multiple port-based VLANs
          • Protocol VLAN environment
        • Routing options for VLANs
        • 802.1Q VLAN tagging
          • Introducing tagged VLANs into legacy networks running only untagged VLANs
          • VLAN tagging rules
          • Applying VLAN tagging
          • Additional VLAN tagging considerations
        • Multiple VLAN considerations
          • Single forwarding database operation
          • Switch performance is unreliable
          • Connecting the Switch to another switch with a multiple forwarding database (Example)
      • Configuring VLANs
        • The number of VLANs allowed on a switch
        • Per-port static VLAN configuration options example
        • Using the Menu to configure port-based VLAN parameters
          • Changing VLAN support settings (Menu)
          • Adding or editing VLAN names (Menu)
          • Adding or changing a VLAN port assignment (Menu)
        • Using the CLI to configure port-based and protocol-based VLAN parameters
          • Creating a new static VLAN (port-based or protocol-based) (CLI)
          • Configuring or changing static VLAN per-port settings (CLI)
          • Converting a dynamic VLAN to a static VLAN (CLI)
          • Deleting a static VLAN (CLI)
          • Deleting multiple VLANs
        • Using IP enable/disable for all VLANs
          • Interaction with other features
          • Interactions with DHCP
        • Changing the Primary VLAN (CLI)
        • Configuring a secure Management VLAN (CLI)
          • Preparation
          • Configuring an existing VLAN as the Management VLAN (CLI)
          • Obtaining an IP address using DHCP (CLI)
          • Disabling the Management feature (CLI)
        • Changing the number of VLANs allowed on the switch (CLI)
      • Displaying a switch VLAN configuration
        • Viewing the VLAN membership of one or more ports (CLI)
        • Viewing the configuration for a particular VLAN (CLI)
        • Customizing the show VLANs output (CLI)
          • Using pattern matching with the show VLANs custom command
        • Creating an alias for show VLAN commands (CLI)
      • Configuring a VLAN MAC address with heartbeat interval
        • Displaying a VLAN MAC address configuration (CLI)
      • Using voice VLANs
        • Operating rules for voice VLANs
        • Components of voice VLAN operation
        • Voice VLAN access security
        • Prioritizing voice VLAN QoS (Optional)
      • Special VLAN types
        • VLAN support and the default VLAN
        • The primary VLAN
        • The secure Management VLAN
        • Operating notes for Management VLANs
      • VLAN operating notes
      • Effects of VLANs on other switch features
        • Spanning Tree operation with VLANs
        • Spanning Tree operates differently in different devices
          • IP interfaces
          • VLAN MAC address
          • Port trunks
          • Port monitoring
          • Jumbo packet support
        • VLAN restrictions
      • Migrating Layer 3 VLANs using VLAN MAC configuration
        • VLAN MAC address reconfiguration
        • Handling incoming and outgoing VLAN Traffic
          • Incoming VLAN data packets and ARP requests
          • Outgoing VLAN traffic
        • Sending heartbeat packets with a configured MAC Address
        • Displaying a VLAN MAC address configuration (CLI)
      • Smart Link
        • Introduction
        • Configuring Smart Link
          • Configuration example
        • Viewing Smart Link information
        • Clearing statistics
    • GVRP
      • About GVRP
        • GVRP operational rules
          • Example of GVRP operation
        • Options for a GVRP-aware port receiving advertisements
        • Options for a port belonging to a Tagged or Untagged static VLAN
        • IP addressing
        • Per-port options for handling GVRP 'unknown VLANs'
        • Per-port options for dynamic VLAN advertising and joining
          • Initiating advertisements
          • Enabling a port for dynamic joins
          • Parameters for controlling VLAN propagation behavior
        • GVRP and VLAN access control
          • Advertisements and dynamic joins
          • Port-Leave from a dynamic VLAN
      • Using GVRP
        • Planning for GVRP operation
        • Displaying switch current GVRP configuration (CLI)
        • Displaying switch current GVRP configuration (CLI)
          • Viewing and configuring GVRP (Menu)
      • Enabling and disabling GVRP on the switch (CLI)
      • Controlling how individual ports handle advertisements for new VLANs (CLI)
      • Listing static and dynamic VLANs on a GVRP-enabled switch (CLI)
      • Converting a Dynamic VLAN to a Static VLAN (CLI)
    • Multiple VLAN Registration Protocol
      • Multiple VLAN Registration Protocol overview
      • MVRP operating notes
      • Listing static and dynamic VLANs on an MVRP-enabled switch
      • Converting a dynamic VLAN to a static VLAN
      • Viewing the current MVRP configuration on a switch
        • show mvrp
          • show mvrp config
          • show mvrp state
          • show mvrp statistics
        • clear mvrp statistics
        • debug mvrp
      • Configuring MVRP
        • Enabling MVRP globally
        • Enabling MVRP on an interface
      • MVRP timers
        • Join Timer
          • mvrp join-timer
        • Leave Timer
          • mvrp leave-timer
        • LeaveAll Timer
          • mvrp leaveall-timer
        • Periodic Timer
          • mvrp periodic timer
          • mvrp periodic-timer-enable
      • MVRP registration modes
        • mvrp registration
      • show tech mvrp
      • MVRP limitations
      • MVRP statistics
    • Multiple instance spanning tree operation
      • Overview
        • MSTP structure
        • How MSTP operates
      • 802.1s Multiple Spanning Tree Protocol (MSTP)
        • MST regions
        • How separate instances affect MSTP
        • Regions, legacy STP and RSTP switches, and the Common Spanning Tree (CST)
        • MSTP operation with 802.1Q VLANs
      • MSTP compatibility with RSTP or STP
      • Preconfiguring an MSTP regional topology
        • Preconfiguring VLANs in an MST instance
        • Configuring MSTP instances with the VLAN range option (Example)
        • Saving the current configuration before a software upgrade
      • Types of Multiple Spanning Tree Instances
      • Planning an MSTP application
      • Configuring MSTP at a glance
      • Configuring MSTP operation mode and global settings
        • Selecting MSTP as the spanning tree mode
        • Clearing spanning tree debug counters
        • Resetting the configuration name of the MST region in which a switch resides
        • Designating the revision number of the MST region for a switch
        • Setting the spanning tree compatibility mode
        • Setting the time interval between listening, learning, and forwarding states
        • Setting spanning tree to operate in 802. ID legacy mode
        • Setting spanning tree to operate with 802. ID legacy path cost values
        • Specifying the time interval between BPDU transmissions
        • Setting the hop limit for BPDUs
        • Setting the maximum age of received STP information
        • Manipulating the pending MSTP configuration
        • Setting the bridge priority for a region and determining the root switch
        • Enabling SNMP traps
      • Configuring MSTP per-port parameters
        • Enabling immediate transition to forwarding on end nodes
        • Identifying edge ports automatically
        • Specifying the interval between BPDU transmissions
        • Forcing a port to send RST/MST BPDUs
        • Determining which ports are forwarding ports by assigning port cost
        • Informing the switch of the device type to which a port connects
        • Determining which port to use for forwarding
        • Denying a port the role of root port
        • Denying a port propagation change information
      • Configure MST instance ports parameters
      • Create a new instance or map VLAN(s) to an existing one
      • Enable event logging
      • Deleting an instance
      • Configure an existent instance
        • MSTP Config example
      • Downgrading to lower version build
      • Operating notes for the VLAN configuration enhancement
      • Configuring MST instance parameters
      • Setting the bridge priority for an instance
      • Assigning a port cost for an MST instance
      • Setting the priority for a port in a specified MST instance
      • Setting the priority for specified ports for the IST
      • Enabling or disabling spanning tree operation
        • Enabling an entire MST region at once or exchanging one region configuration for another
        • Creating a pending MSTP configuration
      • Viewing MSTP statistics
        • Viewing global MSTP status
        • Viewing detailed port information
        • Viewing status for a specific MST instance
      • Viewing the MSTP configuration
        • Viewing the global MSTP configuration
        • Viewing per-instance MSTP configurations
        • Viewing the region-level configuration
        • Viewing the pending MSTP configuration
      • Operating rules
      • Troubleshooting an MSTP configuration
        • Viewing the change history of root bridges
        • Enabling traps and Viewing trap configuration
        • Viewing debug counters for all MST instances
        • Viewing debug counters for one MST instance
        • Viewing debug counters for ports in an MST instance
        • Field descriptions in MSTP debug command output
        • Troubleshooting MSTP operation
      • BPDU
        • About BPDU protection
          • Viewing BPDU protection status
        • Configuring BPDU filtering
        • Viewing BPDU filtering
        • Configuring and managing BPDU protection
          • Viewing BPDU protection status
          • Re-enabling a port blocked by BPDU protection
        • Enabling and disabling BPDU protection
        • Overview
          • Configuring MSTP BPDU throttling
      • PVST
        • PVST protection and filtering
          • PVST protection
          • PVST filtering
        • Enabling and disabling PVST protection on ports
        • Enabling and disabling PVST filters on ports
        • Re-enabling a port manually
        • Viewing ports configured with PVST protection and filtering
        • Listing ports to see which have PVST protection or filtering enabled
    • Loop protection
      • Configuring loop protection
        • Enabling loop protection in port mode
        • Enabling loop protection in VLAN mode
        • Changing modes for loop protection
        • Viewing loop protection status in port mode
        • Viewing loop protection status in VLAN mode
        • STP loop guard
      • Operating notes
    • Quality of Service (QoS): Managing bandwidth effectively
      • Introduction
        • Using QoS to classify and prioritize network traffic
          • Applying QoS to inbound traffic at the network edge
          • Preserving QoS in outbound traffic in a VLAN
          • Using QoS to optimize existing network resources
      • Overview of QoS settings
        • Classifiers for prioritizing outbound packets
          • Packet classifiers and evaluation order
      • Preparation for configuring QoS
        • Preserving 802.1p priority
        • Steps for configuring QoS on the switch
      • Using classifiers to configure QoS for outbound traffic
        • Viewing the QoS configuration
        • No override
        • Global TCP/UDP classifier
          • Global QoS classifier precedence: 1
        • Global IP-device classifier
          • Global QoS classifier precedence: 2
          • Options for assigning priority
        • QoS IP Type-of-Service (ToS) policy and priority
          • Global QoS classifier precedence: 3
          • Assigning an 802.1p priority to IPv4 packets on the basis of the ToS precedence bits
          • Assigning an 802.1p priority to IPv4 packets on the basis of incoming DSCP
          • Assigning a DSCP policy on the basis of the DSCP in IPv4 packets received from upstream devices
          • Details of QoS IP ToS
        • Global Layer-3 protocol classifier
          • Global QoS classifier precedence: 4
          • Assigning a priority for a global Layer-3 protocol classifier
        • QoS VLAN-ID (VID) priority
          • Global QoS classifier precedence: 5
          • Options for assigning priority
          • Assigning a priority based on VLAN-ID
          • Assigning a DSCP policy based on VLAN-ID
        • QoS source-port priority
          • Global QoS classifier precedence: 6
          • Options for assigning priority on the switch
          • Options for assigning priority from a RADIUS server
          • Assigning a priority based on source-port
          • Assigning a DSCP policy based on the source-port
      • Differentiated Services Codepoint (DSCP) mapping
        • Default priority settings for selected codepoints
          • Quickly listing non-default codepoint settings
        • Note on changing a priority setting
          • Changing the priority setting on a policy when one or more classifiers are currently using the policy (example)
      • IP Multicast (IGMP) interaction with QoS
      • QoS messages in the CLI
      • QoS queue configuration
        • Mapping of outbound port queues
        • Configuring the number of priority queues
        • Viewing the QoS queue configuration
      • QoS operating notes and restrictions
    • Rapid per-VLAN spanning tree (RPVST+) operation
      • Overview of RPVST+
      • Configuring RPVST+ at a glance
        • Selecting RPVST+ as the spanning tree mode
        • Configuring global spanning tree
        • Configuring per-VLAN spanning tree
        • Configuring per-port per-VLAN spanning tree
        • Configuring per-port spanning tree
        • Enabling or disabling RPVST+ spanning tree
      • Allowing traffic on VLAN ID (PVID) mismatched links
      • Configuring STP loop guard
      • About RPVST+
        • Comparing spanning tree options
        • Understanding how RPVST+ operates
          • Working with the default RPVST+ configuration
        • Operating notes
      • Viewing RPVST+ statistics and configuration
        • Viewing global and VLAN spanning tree status
        • Viewing status for a specific VLAN
        • Viewing status for a specific port list
        • Viewing status per-port per-VLAN
        • Viewing the global RPVST+ configuration
        • Viewing the global RPVST+ configuration per port
        • Viewing the global RPVST+ configuration per port per VLAN
        • Viewing the global RPVST+ configuration per VLAN
        • Viewing BPDU status and related information
          • Viewing RPVST+ VLAN and vPort system limits
      • Troubleshooting an RPVST+ configuration
        • Viewing the change history of root bridges
        • Enabling traps and Viewing trap configuration
        • Viewing debug counters for all VLAN instances
        • Viewing debug counters per-VLAN
        • Viewing debug counters per-port per-VLAN
        • Field descriptions for RPVST+ debug command output
        • RPVST+ event log messages
        • Using RPVST+ debug
    • Switch Stack Management
      • Introduction
      • Configuring a stack
        • Creating a stack
          • Using the deterministic method
          • Plug-and-go method
        • Adding a switch to a stack as a new member
        • Removing a switch from the stack
          • Removing a Member or the Standby
          • Removing the Commander
        • Setting the Rapid Switchover Stale Timer
        • Directing the standby module to become active
        • Re-numbering stack members
        • Restoring the operation of a stack
          • Restoring operation after power cord disconnection
          • Restoring operation after disconnecting a stacking cable
          • Replacing a failed stack member
          • Replacing a failed stacking module
        • Merging stack fragments
        • Downloading new software to the stack
      • Monitoring stacking
        • Show stacking and show history timestamp
      • Troubleshooting stacking
        • Troubleshooting OOBM and split stack issues
          • OOBM and active and inactive fragments
        • Using fault recovery/troubleshooting tools
        • Troubleshooting installation and deployment issues
        • Troubleshooting issues when adding or removing members in the stack
        • Troubleshooting a strictly provisioned, mismatched MAC address
        • Troubleshooting a mismatched stack-ID
        • Troubleshooting a strictly provisioned, mismatched type
        • Troubleshooting maximum stack members exceeded
        • Troubleshooting a bad cable
        • Troubleshooting when a switch crashes and reboots
        • Troubleshooting an unresponsive reboot
        • Troubleshooting an unexpected Commander or Standby switch selection
      • Managing interactions with other switch features
        • Managing switch-level configuration interactions
        • Managing port-level configuration interactions
        • Troubleshooting stacking problems
        • Managing OOBM ports
      • Understanding stacking election
        • Electing a Commander
        • Electing a Standby
    • BYOD-redirect
      • Introduction
      • Features
        • Interoperability with other switch features
          • Interoperability with other vendors
        • Restrictions
      • Configuring
        • Creating a BYOD server
          • Associating a BYOD server
          • Creating a BYOD ACL rule
          • Implementing BYOD-redirect configuration
        • Show commands
          • Show portal server
        • Associating with the BYOD server on a specified VLAN
    • Websites
    • Support and other resources
      • Accessing Hewlett Packard Enterprise Support
      • Accessing updates
      • Customer self repair
      • Remote support
      • Warranty information
      • Regulatory information
      • Documentation feedback