Table; Configuring Ipv6 Mld Snooping - Cisco Catalyst 4500 Series Configuration Manual

Chapter 26

Configuring IPv6 MLD Snooping

configuration command. The default is to send two queries. The switch also generates MLDv1 global
Done messages with valid link-local IPv6 source addresses when the switch becomes the STP root in the
VLAN or when it is configured by the user. This process is similar to that in IGMP snooping.
Configuring IPv6 MLD Snooping
These sections describe how to configure IPv6 MLD snooping:
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Default MLD Snooping Configuration

Table 26-1

Table 26-1
Feature
MLD snooping (Global)
MLD snooping (per VLAN)
IPv6 Multicast addresses
IPv6 Multicast router ports
MLD snooping Immediate Leave
MLD snooping robustness variable
Last listener query count
Last listener query interval
TCN query solicit
TCN query count
MLD listener suppression
OL-25340-01
Default MLD Snooping Configuration, page 26-5
MLD Snooping Configuration Guidelines, page 26-6
Enabling or Disabling MLD Snooping, page 26-6
Configuring a Static Multicast Group, page 26-7
Configuring a Multicast Router Port, page 26-7
Enabling MLD Immediate Leave, page 26-8
Configuring MLD Snooping Queries, page 26-9
Disabling MLD Listener Message Suppression, page 26-10
shows the default MLD snooping configuration.
Default MLD Snooping Configuration
Default Setting
Disabled.
Enabled. MLD snooping must be globally enabled for VLAN
MLD snooping to take place.
None configured.
None configured.
Disabled.
Global: 2; per-VLAN: 0.
Note The VLAN value overrides the global setting. When the
VLAN value is 0, the VLAN uses the global count.
Global: 2; per-VLAN: 0.
Note The VLAN value overrides the global setting. When the
VLAN value is 0, the VLAN uses the global count.
Global: 1000 (1 second); VLAN: 0.
Note The VLAN value overrides the global setting. When the
VLAN value is 0, the VLAN uses the global interval.
Disabled.
2.
Disabled.
Software Configuration Guide—Release IOS XE 3.3.0SG and IOS 15.1(1)SG
Configuring IPv6 MLD Snooping
26-5