HP 6125G HP 6125G & 6125G/XG Blade Switches IP Multicast Configuration - Page 284
Enabling the MLD host tracking function, Setting the DSCP value for MLD messages
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Enabling the MLD host tracking function With the MLD host tracking function, the switch can record the information of the member hosts that are receiving IPv6 multicast traffic, including the host IPv6 address, running duration, and timeout time. You can monitor and manage the member hosts according to the recorded information. Enabling the MLD host tracking function globally Step 1. Enter system view. 2. Enter MLD view. 3. Configure the MLD host tracking function globally. Command system-view mld host-tracking Enabling the MLD host tracking function on an interface Remarks N/A N/A Disabled by default Step 1. Enter system view. 2. Enter interface view. 3. Enable the MLD host tracking function on the interface. Command Remarks system-view N/A interface interface-type interface-number N/A mld host-tracking Disabled by default Setting the DSCP value for MLD messages IPv6 uses an eight-bit Traffic class field (called ToS in IPv4) to identify type of service for IP packets. As defined in RFC 24724, the first six bits contains the DSCP priority for prioritizing traffic in the network and the last two bits are reserved. To set the DSCP value for MLD messages: Step 1. Enter system view. 2. Enter MLD view. Command system-view mld 3. Set the DSCP value for MLD messages. dscp dscp-value Remarks N/A N/A Optional. By default, the DSCP value in MLD messages is 48. Configuring MLD SSM mapping Because of some possible restrictions, some receiver hosts on an SSM network might run MLDv1. To provide SSM service support for these receiver hosts, you need to configure the MLD SSM mapping feature on the last hop router. 273
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