NETGEAR AV Line M4250 GSM4210PX 8-Port Gigabit PoE+ Compliant Managed AV Switch with SFP (220W) - Manual (Page 401)

• 1: Only physical interfaces are displayed. This is the default setting.
• VLANS: Only VLANs are displayed.
• All: Both physical interfaces and VLANs are displayed.
7. Select one or more interfaces by taking one of the following actions:
• To configure a single interface, select the check box associated with the interface,
or type the interface number in the Go To Interface field and click the Go button.
• To configure multiple interfaces with the same settings, select the check box
associated with each interface.
• To configure all interfaces with the same settings, select the check box in the
heading row.
8. From the Admin Mode menu, select Enable or Disable to enable or disable IGMP
for the interface.
The default is Disable.
9. In the Version field, specify the version of IGMP for the interface.
The version can be 1, 2, or 3. The default is 3. This field is configurable only when
IGMP Interface mode is enabled.
10. In the Robustness field, enter the robustness value for the interface.
This robustness value allows tuning for the expected packet loss on a subnet. If you
expect the subnet to be lossy, enter a higher number. IGMP is robust to (robustness
variable –1) packet losses. The value is from 1 to 255. The default is 2.
11. In the Query Interval field, enter the frequency in seconds at which IGMP host-query
packets are to be transmitted on the interface.
The value is from 1 to 3600. The default is 125.
12. In the Query Max Response Time field, enter the maximum query response time,
in tenths of a second, to be advertised in IGMPv2 queries on the interface.
The value is from 0 to 255. The default is 100.
13. In the Startup Query Interval field, enter the number of seconds between the
transmission of startup queries on the interface.
The value is from 1 to 300. The default is 31.
14. In the Startup Query Count field, enter the number of queries to be sent on startup,
separated by the startup query interval.
The value is from 1 to 20. The default is 2.
15. In the Last Member Query Interval field, enter the last member query interval in
tenths of a second.
Main User Manual 401 Configure Multicast Routing
AV Line of Fully Managed Switches M4250 Series Main User Manual