40
header. IGMP snooping can help reduce cluttered traffic on the LAN.
With IGMP snooping enabled globally, the Web-Smart Switch will
forward IP multicast traffic only to connections that have group
members attached.
Figure 34 – Configuration > IGMP Snooping Configuration
By default, IGMP is Disabled. If Enabled, the IGMP Global Settings
will need to be entered:
Query Interval (60-600 sec): The Query Interval is the interval
between General Queries sent. By adjusting the Query Interval, the
number of IGMP messages can increase or decrease; larger values
cause IGMP Queries to be sent less often. Default is 125 seconds.
Max Response Time (10-25 sec): The Max Response Time specifies
the maximum allowed time before sending a responding report.
Adjusting this setting effects the "leave latency", or the time between
the moment the last host leaves a group and when the routing protocol
is notified that there are no more members. It also allows adjustments
