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  • Aruba 2930F / 2930M Multicast and Routing Guide for ArubaOS-Switch 16.08
    • Home
    • About this guide
      • Applicable products
      • Switch prompts used in this guide
    • Multimedia Traffic Control with IP Multicast (IGMP)
      • Overview
      • IGMP general operation and features
        • IGMP operating features
          • Basic operation
        • Enhancements
        • Number of IP multicast addresses allowed
      • How IGMP operates
        • Operation with or without IP addressing
        • Automatic fast-leave IGMP
          • Default (enabled) IGMP operation solves the "delayed leave" problem
          • Configuring fast-leave IGMP
        • Forced fast-leave IGMP
          • Configuring forced fast-leave IGMP
        • Configuring delayed group flush
      • Configuring and displaying IGMP (CLI)
        • Configuring per-port IGMP traffic filters
        • Configuring the querier function
        • Configuring static multicast groups
        • Viewing IGMP configuration for VLANs
        • Viewing the current IGMP configuration
        • Viewing IGMP high-level statistics for all VLANs on the switch
        • Viewing IGMP historical counters for a VLAN
        • Viewing IGMP group address information
        • Viewing IGMP group information for a VLAN with a filtered address
        • Enabling or disabling IGMP on a VLAN
      • IGMP proxy forwarding
        • How IGMP proxy forwarding works
        • Configuring IGMP proxy (CLI)
          • Adding or leaving a multicast domain
        • VLAN context command
        • IGMP proxy show command
          • Operating notes for IGMP proxy forwarding
      • Using the switch as querier
      • Well-known or reserved multicast addresses excluded from IP multicast filtering
      • IP multicast filters
        • Reserved addresses excluded from IP multicast filtering
    • PIM-DM (Dense Mode)
      • Overview of PIM-DM
      • Global and PIM configuration contexts
        • Enabling or disabling IP multicast routing
        • Enabling or disabling PIM at the global level; placing the CLI in the PIM context
        • Setting the interval in seconds between successive state-refresh messages originated by the routing switch
        • Enabling and disabling PIM SNMP traps
      • PIM VLAN (interface) configuration context
        • Enabling multicast routing on the VLAN interface to which the CLI is currently set
        • Specifying the IP address to use as the source address for PIM protocol packets outbound on the VLAN
        • Changing the frequency at which the routing switch transmits PIM hello messages on the current VLAN
        • Changing maximum time before the routing switch transmits the initial PIM hello message on the VLAN
        • Changing the interval the routing switch waits for the graft ack from another router before resending the graft request
        • Changing the number of times the routing switch retries sending the same graft packet to join a flow
        • Enabling the LAN prune delay option on the current VLAN
        • Computing the lan-prune-delay setting
        • Setting the multicast datagram time-to-live (router hop-count) threshold for the VLAN
        • Example of configuring PIM-DM operation at the VLAN level
      • Displaying PIM data and configuration settings
        • Displaying PIM route data
        • Displays the PIM interfaces currently configured
        • Viewing VLAN, protocol identity, and TTL settings
        • Viewing data for a specified flow (multicast group)
        • Show IP PIM
        • Listing the PIM interfaces (VLANs) currently configured in the routing switch
        • Viewing the current configuration for the specified VLAN (PIM interface)
        • Viewing PIM-specific information from the IP multicast routing table (MRT)
        • Viewing the PIM route entry information for the specified multicast group (flow)
        • Listing PIM neighbor information for all PIM neighbors connected to the routing switch
      • PIM-DM
        • PIM-DM features
      • PIM-DM operation
        • Multicast flow management
          • Initial flood and prune
          • Maintaining the prune state
          • State-refresh packets and bandwidth conservation
        • General configuration elements
      • Configuring PIM-DM
      • PIM-DM DT
        • show distributed-trunking consistency-parameters global
        • Error Log
          • Exception
      • Operating notes
        • PIM-DM operating rules
        • PIM routers without state-refresh messaging capability
        • Flow capacity
        • IGMP traffic high-priority disabled
        • ACLs and PIM
        • When to enable IGMP on a VLAN
        • IP address removed
      • Troubleshooting
        • Symptom: Noticeable slowdown in some multicast traffic
        • Heavy memory usage
        • IPv4 table operation
      • Messages related to PIM operation
      • Applicable RFCs
      • Exceptions to Support for RFC 2932 - Multicast Routing MIB
    • PIM-SM (Sparse Mode)
      • Configuring router protocol independent multicast (PIM)
      • Configuring PIM-SM on the router
        • Global configuration context for supporting PIM-SM
        • Configuring global context commands
      • VLAN context commands for configuring PIM-SM
        • Enabling or disabling IGMP in a VLAN
        • Enabling or disabling PIM-SM per-VLAN
        • Changing the interval for PIM-SM neighbor notification
        • Changing the randomized delay setting for PIM-SM neighbor notification
        • Enabling or disabling lan prune delay
        • Changing the Lan-prune-delay interval
        • Neighbor timeout
        • Changing the DR priority
        • Configuring PIM-SM support in a VLAN context
      • Router PIM context commands for configuring PIM-SM operation
        • Configuring a BSR candidate
        • Enabling or disabling a BSR Candidate
        • Changing the priority setting
        • Changing the distribution
        • Changing the message interval
      • Configuring C-RPs on PIM-SM routers
        • Specifying the source IP VLAN (optionally configuring multicast groups or range of groups)
        • Enabling or disabling C-RP operation
        • Adding or deleting a multicast group address
        • Changing the C-RP hold-time
        • Changing a C-RP's election priority
      • Enabling, disabling, or changing router PIM notification traps
      • Changing the global join-prune interval on the router
      • Changing the shortest-path tree (SPT) operation
      • Statically configuring an RP to accept multicast traffic
        • Configuring PIM-SM support in the router PIM context
      • PIM RPF override configuration
      • Displaying configured RPF overrides
      • Displaying PIM route data
        • Listing basic route data for active multicast groups
        • Listing data for an active multicast group
        • Listing all VLANs having currently active PIM flows
      • Viewing PIM-specific data
        • Viewing the current PIM status and global configuration
        • Displaying current PIM entries existing in the multicast routing table
        • Listing currently configured PIM interfaces
        • Displaying IP PIM VLAN configurations
      • Displaying PIM neighbor data
      • Display pending join requests
      • Displaying BSR data
        • Displaying BSR status and configuration
        • Listing non-default BSR configuration settings
      • Displaying the current RP set
      • Displaying C-RP data
        • Displaying the router's C-RP status and configuration
        • Listing non-default C-RP configuration settings
      • PIM-SM overview
      • PIM-SM features
      • PIM-SM operation and router types
        • PIM-SM operation
        • Rendezvous-point tree (RPT)
        • Shortest-path tree (SPT)
          • Shortest-path tree operation
          • Restricting multicast traffic to RPTs
          • Maintaining an active route for multicast group members
          • Border routers and multiple PIM-SM domains
      • PIM-SM DT
      • PIM-SM router types
        • DR
        • BSR
          • BSR configuration and election
          • BSR role in fault recovery
        • RP
          • Defining supported multicast groups
          • C-RP election
          • Redundant Group Coverage Provides Fault-Tolerance
        • Static RP (static RP)
          • General application
          • Supporting a static RP as primary
          • Operating rules for static RPs
          • Configuration
      • Operating rules and recommendations
      • Configuration steps for PIM-SM
        • Planning considerations
        • Per-router global configuration context
        • Per-VLAN PIM-SM configuration
        • Router Pim configuration
      • Operating notes
    • IP Routing Features
      • Overview of IP Routing
        • IP interfaces
        • IP tables and caches
          • ARP cache table
          • IP route table
          • IP forwarding cache
        • IP route exchange protocols
        • IP global parameters for routing switches
        • ARP age timer
        • IP interface parameters for routing switches
      • Configuring IP parameters for routing switches
        • Configuring ARP parameters
          • How ARP works
        • Configuring forwarding parameters
          • Enabling forwarding of directed broadcasts
      • Configuring ICMP
        • Disabling ICMP messages
        • Disabling replies to broadcast ping requests
        • Disabling ICMP destination unreachable messages
          • Disabling all ICMP unreachable messages
        • Disabling ICMP redirects
      • Configuring static IP routes
        • Static route types
        • Other sources of routes in the routing table
        • Static IP route parameters
        • Static route states follow VLAN states
        • Configuring a static IP route
        • Viewing static route information
        • Configuring the default route
      • Enabling proxy ARP
        • Enabling local proxy ARP
      • Configuring RIP
        • Overview of RIP
        • RIP parameters and defaults
          • RIP global parameters
          • RIP interface parameters
        • Configuring RIP parameters
          • Enabling RIP
          • Enabling IP RIP on a VLAN
          • Changing the RIP type on a VLAN interface
          • Changing the cost of routes learned on a VLAN interface
        • Configuring RIP redistribution
          • Defining RIP redistribution filters
          • Modifying default metric for redistribution
          • Enabling RIP route redistribution
        • Changing the route loop prevention method
        • Viewing RIP information
          • Viewing general RIP information
          • Viewing RIP interface information
          • Viewing RIP peer information
          • Viewing RIP redistribution information
          • Viewing RIP redistribution filter (restrict) information
      • Configuring IRDP
        • Enabling IRDP globally
        • Enabling IRDP on an individual VLAN interface
        • Viewing IRDP information
      • Configuring DHCP relay
        • Overview of DHCP Relay
        • DHCP packet forwarding
          • Unicast forwarding
          • Broadcast forwarding
        • Prerequisites for DHCP relay operation
        • Enabling DHCP relay
        • Configuring an IP helper address
          • Operating notes
        • Verifying the DHCP relay configuration
          • Viewing the DHCP relay setting
          • Viewing DHCP helper addresses
        • DHCP Option 82
          • Option 82 server support
          • General DHCP Option 82 requirements and operation
          • Option 82 field content
          • Forwarding policies
          • Configuration options for managing DHCP client request packets
          • Multiple Option 82 relay agents in a client request path
          • Validation of server response packets
          • Multinetted VLANs
          • Configuring Option 82
          • Operating notes
      • UDP broadcast forwarding
        • Overview of UDP
        • Subnet masking for UDP forwarding addresses
        • Configuring and enabling UDP broadcast forwarding
          • Globally enabling UDP broadcast forwarding
          • Configuring UDP broadcast forwarding on individual VLANs
          • Viewing the current IP forward-protocol configuration
          • Operating notes for UDP broadcast forwarding
          • Messages related to UDP broadcast forwarding
    • IP Directed Broadcasts
      • Enabling forwarding of IP directed broadcasts (CLI)
        • Introduction to feature
        • CLI commands
          • Configuration commands
          • Show commands
        • Disabling the directed broadcasts
    • Open Shortest Path First Protocol (OSPF)
      • Overview of OSPF
        • Single-area OSPF
        • OSPF router types
          • Interior routers
          • Autonomous system boundary router (ASBR)
          • Designated routers (DRs)
        • OSPF RFC compliance
        • Changing the RFC 1583 OSPF compliance setting
        • OSPF area types
          • Not-so-stubby-area (NSSA)
        • Dynamic OSPF activation and configuration
          • General configuration steps for OSPF
          • Configuring OSPF on the routing switch
        • Configuring external route redistribution in an OSPF domain (optional)
          • Configuring redistribution filters
          • Enabling route redistribution
          • Modifying the default metric for redistribution
          • Modifying the redistribution metric type
          • Influencing route choices by changing the administrative distance default
          • Changing OSPF trap generation choices
        • Adjusting performance by changing the VLAN or subnet interface settings
          • Indicating the cost per-interface
          • Indicating the per-interface dead interval
          • Indicating the per-interface hello interval
          • Changing priority per-interface
          • Changing retransmit interval per-interface
          • Changing transit-delay per-interface
          • Examples of changing per-interface settings
        • Configuring OSPF interface authentication
          • Configuring OSPF password authentication
          • Configuring OSPF MD5 authentication
      • About OSPF passive
        • Configuring a passive OSPF interface
      • Configuring the calculation interval
      • Viewing OSPF information
        • Viewing general OSPF configuration information
        • Viewing OSPF area information
        • Viewing OSPF external link-state information
        • Viewing OSPF interface information
        • Viewing OSPF interface information for a specific VLAN or IP address
        • Viewing OSPF packet statistics for a subnet or VLAN
        • Clearing OSPF statistics for all VLAN interfaces on the switch
        • Viewing OSPF link-state information
        • Viewing OSPF neighbor information
        • Viewing OSPF redistribution information
        • Viewing OSPF redistribution filter (restrict) information
        • Viewing OSPF SPF statistics
        • Displaying OSPF route information
        • Viewing OSPF traps enabled
        • Debugging OSFP routing messages
      • Enabling load sharing among next-hop routes
        • Viewing the current IP load-sharing configuration
      • Reducing AS external LSAs and Type-3 summary LSAs
        • Algorithm for AS external LSA reduction
      • Influencing route choices by changing the administrative distance default (optional)
      • About configuring shortest path first (SPF) scheduling
      • Graceful shutdown of OSPF routing
        • Modules operating in nonstop mode
        • OSPF equal-cost multipath (ECMP) for different subnets available through the same next-hop routes
      • Global OSPF Cost Setting
        • router ospf reference-cost
      • Equal cost multi-path routing (ECMP)
    • RIPv2 MD5 authentication
      • Introduction
      • Configuration commands
      • Show commands
      • Operating notes
      • Log messages
      • Error messages
    • RIPng
      • RIPng for IPv6
      • Configure RIPng
        • Enable/Disable RIPng global
        • Configure a RIPng setting
        • Configure a default metric
        • Configure the administrative distance for routes
        • Redistribute router RIPng
        • Configure RIPng timers
        • Enable/Disable RIPng traps
      • VLAN Level Configuration
        • IPv6 RIPng
      • Show commands
        • Show IPv6 ripng general
        • Show IPv6 ripng interface
        • Show IPv6 RIPng peer
        • Show IPv6 RIPng redistribute
        • Show IPv6 RIPng traps
        • Show IPv6 route RIPng
        • Show ipv6 route summary
      • Debug commands
        • Debug IPv6 RIPng
      • Additional commands
        • VLAN VLAN–ID IPv6
        • Show running config
        • Show running-config vlan
    • Policy Based Routing
      • Creating a PBR policy
        • Troubleshooting PBR
    • Virtual Router Redundancy Protocol (VRRP)
      • VRRP overview
      • Configuring VRRP
        • Enabling VRRP in the global configuration context
        • Creating a VR and entering the VR context
      • Selecting a Version of VRRP
      • Configuring a VR instance on a VLAN interface
        • Configuring a virtual IP address (VIP) in a VR
        • Reconfiguring the priority for a backup
      • Changing VR advertisement interval and source IP address
      • Configuring preempt mode on VRRP backup routers
      • Enabling or disabling VRRP operation on a VR
      • Dynamically changing the priority of the VR
        • Configuring track interface
        • Configuring track VLAN
      • Removing all tracked entities
      • Viewing VRRP tracked entities
      • Forcing the backup VR operating as master to relinquish ownership of the VR instance
      • Forcing the backup VR to take ownership of the VR instance
      • Configuring the Authentication Data Field
      • Pinging the virtual IP of a backup router
        • Enabling the response to a ping request
        • Controlling ping responses
        • Viewing VRRP ping information
        • Operational notes
      • Specifying the time a router waits before taking control of the VIP
      • Viewing VRRP configuration data
        • Viewing the VRRP global configuration
        • Viewing all VR configurations on the router
        • Viewing a specific VR configuration
        • Viewing VRRP statistics data
        • Viewing global VRRP statistics only
        • Viewing statistics for all VRRP instances on the router
        • Viewing statistics for all VRRP instances in a VLAN
        • Viewing statistics for a specific VRRP instance
        • Viewing the "near-failovers" statistic
      • Using the debug command with the VRRP option
      • General operation
        • Virtual router (VR)
        • Virtual IP address (VIP)
        • Master router
          • Control of master selection
          • Function of the VRRP advertisement
        • Owner router
        • Backup router
          • VR priority operation
          • Preempt mode
        • Virtual router MAC address
        • VRRP and ARP for IPv4
        • VRRP and neighbor discovery for IPv6
        • Duplicate address detection (DAD)
        • General operating rules
      • Steps for provisioning VRRP operation
        • Basic configuration process
        • Example configuration
        • Associating more than one VIP with a VR
      • Dynamically changing the priority of the VR
      • Failover operation
      • Pinging the virtual IP of a backup router
      • Using the Pre-empt Delay Timer (PDT)
        • When OSPF is also enabled on the VRRP routers
        • Configuring the PDT
          • VRRP preempt mode with LACP and older devices
          • What occurs at startup
          • Selecting a value for the PDT
        • Possible configuration scenarios
          • PDT=zero seconds
          • PDT is greater than or equal to the master down time (3 times the advertisement interval)
          • PDT is less than the master down time
        • When the PDT is not applicable
      • Standards compliance
      • Operating notes
        • Dynamic priority change operating notes
      • VRRP-Services enhancements
        • show vrrp
        • show vrrp config
        • show vrrp statistics
        • show vrrp ipv6 config
        • show vrrp ipv6 statistics
      • VRRP-Show command enhancement
        • show vrrp summary
        • show vrrp IPv6 summary
      • Error messages—Track interface
    • Websites
    • Support and other resources
      • Accessing Hewlett Packard Enterprise Support
      • Accessing updates
      • Customer self repair
      • Remote support
      • Warranty information
      • Regulatory information
      • Documentation feedback
    • Apple’s Bonjour and Google’s Chromecast
      • Overview of Apple's Bonjour and Google's Chromecast
      • mDNS Gateway
        • Service filtering
        • Wireless printer service process
        • Wireless Printer advertising printer service
        • Host 2 queries for printers
        • iPhone 1 queries for printers
      • Limitations of the mDNS gateware and Chromecast
      • mdns enable
      • Create mDNS reflection
      • Create or delete a mDNS profile
      • rule
      • Set the specific mDNS profile for VLAN
      • Set the global mDNS profile
      • Show mdns
      • Show mDNS gateway
      • Show mDNS profile configuration
      • Show mDNS profile name
      • Debug mDNS
      • RMON table