Enabling IGMP V3 membership tracking and fast leave for the
VLAN...........................................................................................24
Enabling fast leave for IGMP V2.......................................................25
Enabling fast convergence ...............................................................25
IGMP snooping show commands.................................................................26
Displaying the IGMP snooping configuration....................................26
Displaying IGMP snooping errors.....................................................27
Displaying IGMP group information..................................................27
Displaying IGMP snooping mcache information...............................28
Displaying software resource usage for VLANs................................29
Displaying the status of IGMP snooping traffic.................................30
Displaying querier information...........................................................31
Clear commands for IGMP snooping............................................................34
Clearing the IGMP mcache...............................................................34
Clearing the mcache on a specific VLAN..........................................34
Clearing traffic on a specific VLAN....................................................34
Clearing IGMP counters on VLANs...................................................35
Disabling the flooding of unregistered IPv4 multicast frames in an
IGMP-snooping-enabled VLAN...............................................................35
PIM SM traffic snooping overview.................................................................35
Application examples of PIM SM traffic snooping.............................35
Configuration notes and limitations for PIM SM snooping................37
PIM SM snooping configuration....................................................................38
Enabling or disabling PIM SM snooping...........................................38
Enabling PIM SM snooping on a VLAN............................................39
Disabling PIM SM snooping on a VLAN............................................39
PIM SM snooping show commands..............................................................39
Displaying PIM SM snooping information.........................................39
Displaying PIM SM snooping information on a Layer 2 switch.........40
Displaying PIM SM snooping information for a specific group or
source group pair.........................................................................41
IPv6 Multicast Traffic Reduction............................................................................................43
IPv6 Multicast Traffic Reduction....................................................................43
MLD snooping overview................................................................................43
Support for MLD snooping and Layer 3 IPv6 multicast routing
together on the same device.......................................................44
Forwarding mechanism in hardware.................................................45
Hardware resources for MLD and PIMv6 SM snooping....................45
MLD snooping configuration notes and feature limitations...............46
MLD snooping-enabled queriers and non-queriers...........................47
MLD and VLAN configuration............................................................48
MLDv1 with MLDv2...........................................................................48
MLD snooping configuration.........................................................................48
Configuring the hardware and software resource limits....................49
Configuring the global MLD mode.....................................................49
Modifying the age interval.................................................................50
Modifying the query interval (active MLD snooping mode only)....... 50
Configuring the global MLD version..................................................50
Configuring report control..................................................................51
Modifying the wait time before stopping traffic when receiving a
leave message............................................................................51
Modifying the multicast cache aging time.........................................51
Disabling error and warning messages.............................................52
Configuring the MLD mode for a VLAN.............................................52
Disabling MLD snooping for the VLAN..............................................52
Configuring the MLD version for the VLAN.......................................52
2FastIron Ethernet Switch IP Multicast Configuration Guide
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