MES53xx, MES33xx, MES23xx Ethernet Switch Series
111
lastmemberqueryinterval
milliseconds
(100..25500)/1000 ms
no ip igmp
lastmemberquery-interval
Set the default value.
Ethernet interface (interface range) configuration mode commands
Command line prompt in the interface configuration mode is as follows:
console(config-if)#
Table 5.99. Ethernet interface configuration mode commands
Command
Value/Default value
Action
switchport access
multicast-tv vlan
vlan_id
vlan_id: (1..4094)
Enable forwarding of IGMP queries from customer VLANs to
Multicast Vlan and multicast traffic to customer VLANs for the
interface which is in 'access' mode.
no switchport access
multicast-tv vlan
Disable forwarding of IGMP queries from customer VLANs to
Multicast Vlan and multicast traffic to customer VLANs for the
interface which is in 'access' mode.
EXEC mode commands
All commands are available to the privileged user only.
Command line prompt in the EXEC mode is as follows:
console#
Table 5.100. EXEC mode commands
Command
Value/Default value
Action
show ip igmp snooping
mrouter [interface
vlan_id
]
vlan_id: (1..4094)
Show information on learned multicast routers in the selected
VLAN group.
show ip igmp snooping
groups [vlan
vlan_id
]
*ipmulticast-address
ip_multicast_address
]
*ipaddress
ip_address
]
vlan_id: (1..4094)
Show information on learned multicast groups.
show ip igmp snooping cpe
vlans [vlan
vlan_id
]
vlan_id: (1..4094)
Show the table of mappings between customer VLAN equipment
and TV VLAN.
Examples of command usage
Enable IGMP snooping on the switch. Enable automatic identification of ports with connected
multicast routers for VLAN 6. Set the IGMP query interval to 100 seconds. Set the stability value to
4. Set the maximum query response time to 15 seconds.
console#
configure
console (config)#
ip igmp snooping
console (config-if)#
ip igmp snooping vlan
6
mrouter learn pim-dvmrp
console (config)#
interface vlan
6
console (config-if)#
ip igmp snooping query-interval
100
console (config-if)#
ip igmp robustness
4
console (config-if)#
ip igmp query-max-response-time
15
7.2.3
MLD snooping is a multicast traffic control protocol for IPv6 networks.
MLD snooping is a multicast-constraining mechanism that minimises the amount of multicast traffic
in IPv6 networks.