IGMP Snooping Setting
  IGMP Snooping   Enabled     Disabled
  Query Interval    (60-600 sec)
  Max Response Time    (10-25 sec)
  Robustness Variable    (1-255 sec)
  Last Member
Query Interval
   (1-25 sec)
  Host Timeout    (130-1225 sec)
  Router Timeout    (60-600 sec)
  Leave Time    (0-25 sec)

The VLAN Setting of IGMP snooping
VLAN ID VLAN Name State Router Ports Setting Multicast Entry Table
01 R&D1
02 R&D2
03 R&D3