D-Link DSL-4730B, Руководство пользователя

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DSL-2730B User Manual
4.4.9 Multicast
Choose ADVANCED > Multicast . The page shown in the following figure
appears.

Default Version :IGMP version

Query Interval(s) :The query interval is the amount of time in seconds
between IGMP General Query messages sent by the router (if the router
is the querier on this subnet)

Query Response Interval (1/10s) : The query response interval is the
maximum amount of time in seconds that the IGMP router waits to
receive a response to a General Query message. The query response
interval is the Maximum Response Time field in the IGMP v2 Host
Membership Query message header. The default query response
interval is 10 seconds and must be less than the query interval

Last Member Query Interval (1/10s) : The last member query interval is
the amount of time in seconds that the IGMP router waits to receive a
response to a Group-Specific Query message. The last member query
interval is also the amount of time in seconds between successive
Group-Specific Query messages.

Robustness Value
:
The robustness variable is a way of indicating how
susceptible the subnet is to lost packets. IGMP can recover from
robustness variable minus 1 lost IGMP packets.

Maximum Multicast Groups
:
max multicast groups

Maximum Multicast Data Sources (for IGMPv3)
:
max group data
sources that want to receive.

Maximum Multicast Group Members :Max member in one group

Fast Leave Enable
:
Enable or disable fast leave feature.

LAN to LAN (Intra LAN) Multicast Enable
: E
nable or disable Lan to
Lan msulticast.
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