3Com MSR 50 Network Router User Manual


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1456 CHAPTER 92: MLD CONFIGURATION COMMANDS
Example # Set the MLD version to MLDv2 on Ethernet 1/0.
<Sysname> system-view
[Sysname] interface ethernet 1/0
[Sysname-Ethernet1/0] mld version 2
require-router-alert (MLD view)
Syntax require-router-alert
undo require-router-alert
View MLD view
Parameter None
Description Use the
require-router-alert command to globally configure the device to
discard MLD messages without the Router-Alert option.
Use the
undo require-router-alert command to restore the default
configuration.
By default, the device does not check the Router-Alert option, that is, it forwards
all received MLD messages to the upper layer protocol for processing.
Related command: mld require-router-alert and send-router-alert (MLD view).
Example # Globally configure the device to discard MLD messages without the Router-Alert
option.
<Sysname> system-view
[Sysname] mld
[Sysname-mld] require-router-alert
reset mld group
Syntax reset mld group { all | interface interface-type interface-number { all |
ipv6-group-address [ prefix-length ] [ ipv6-source-address [ prefix-length ]]}}
View User view
Parameter all: Clears all MLD forwarding entries.
interface interface-type interface-number: Clears the MLD forwarding entries on
the specified interface.
ipv6-group-address: IPv6 address of the specified multicast group, in the range of
FFxy::/16, where x and y represent any hexadecimal number ranging from 0 to F.
ipv6-source-address: IPv6 address of the specified multicast source.