D-Link DGS-3312SR Инструкция по эксплуатации онлайн [183/290] 12494

DGS-3312SR Stackable Gigabit Layer 3 Switch

previously configured IP interface.

IP Address

Displays the IP address corresponding to the IP interface name above.

Version

Enter the IGMP version (1 or 2) that will be used to interpret IGMP queries on the

interface.

Query Interval

Allows the entry of a value between 1 and 65535 seconds, with a default of 125

seconds. This specifies the length of time between sending IGMP queries.

Max

een 1 and 25 seconds can be entered, with a default of 10 seconds.

Response Time

Sets the maximum amount of time allowed before sending an IGMP response report.

A value betw

Rob

ected to lose a large number of

ustness Variable

A tuning variable to allow for subnetworks that are exp

packets. A value between 2 and 255 can be entered, with larger values being

specified for subnetworks that are expected to lose larger numbers of packets.

Last Memb

Interval

Specifies the maximum amount of time between group-specific query messages,

er Query

including those sent in response to leave group messages. A value between 1 and 25.

The default is 1 second.

State

This field can be toggled between Enabled and Disabled and enables or disables

IGMP for the IP interface. The default is Disabled.

NOTE: The Robustness Variable field allows IGMP to be ‘tuned’ for sub-

networks that are expected to lose many packets. A high value (max. 255)

for the robustness variable will help compensate for ‘lossy’ sub-networks.

A low value (min. 2) should be used for less ‘lossy’ sub-networks.

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