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Aruba 2920 Advanced Traffic Management Guide for ArubaOS-Switch 16.09
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
Configuring port-based VLAN parameters
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 to Smart Link
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)
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 of MSTP
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 802.1D legacy mode
Setting spanning tree to operate with 802.1D 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
MSTP 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 of MSTP BPDU throttling
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 to Quality of Service (QoS)
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
Port QoS Trust Mode
Configuration commands
qos trust
qos dscp-map
Show commands
show qos trust
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
RPVST+ 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 to switch stack management
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
Use the show logging command to troubleshoot stacking problems
Managing OOBM ports
Understanding stacking election
Electing a Commander
Electing a Standby
BYOD-redirect
Introduction to BYOD-redirect
BYOD features
Interoperability with other switch features
Interoperability with other vendors
Restrictions
Configuring BYOD
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
Multiple instance spanning tree opera...
Viewing MSTP statistics
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