D-Link DGS-3620-52T CLI Guide - Page 460

xStack® DGS-3620 Series Layer 3 Managed Stackable Gigabit Switch CLI Reference Guide System System System System 224.0.0.9 10.20.53.1 10.48.74.122 260 224.0.1.24 10.18.1.3 10.48.74.122 259 224.0.1.41 10.1.43.252 10.48.74.122 259 224.0.1.149 10.20.63.11 10.48.74.122 259 Total Entries : 5 DGS-3620-28SC:admin# 37-4 config igmp check_subscriber_source_network Description This command is used to configure the flag that determines whether or not to check the subscriber source IP when an IGMP report or leave message is received. When this command is enabled on an interface, any IGMP report or leave messages received by the interface will be checked to determine whether its source IP is in the same network as the interface. If the check failed for a received report or leave message, the message won't be processed by IGMP protocol. If the check is disabled, the IGMP report or leave message with any source IP will be processed by the IGMP protocol. Format config igmp check_subscriber_source_network [ipif | all] [enable | disable] Parameters ipif - Specifies the IP interface name used for this configuration. - Enter the IP interface name used for this configuration here. This name can be up to 12 characters long. all - Specifies that all the IP interfaces will be used. enable - Specifies that the check state will be enabled. disable - Specifies that the check state will be disabled. Restrictions Only Administrator, Operator and Power-User level users can issue this command. Example To enable the checking of subscriber source IP addresses when an IGMP report or leave message is received on the interface called 'System': DGS-3620-28SC:admin# config igmp check_subscriber_source_network ipif System enable Command: config igmp check_subscriber_source_network ipif System enable Success. DGS-3620-28SC:admin# 455