The display mld ssm-mapping command displays configured Source-Specific Multicast (SSM) mappings and check whether an interface is enabled with the Multicast Listener Discovery (MLD) SSM mapping function.
The value is a string of 1 to 31 case-sensitive characters, spaces not supported. In addition, the VPN instance name must not be _public_. When double quotation marks are used around the string, spaces are allowed in the string.
all-instance
Specifies all VPN instance.
-
interfaceinterface-typeinterface-number
Specifies the type and number of an interface.
-
Views
All views
Default Level
1: Monitoring level
Task Name and Operations
Task Name
Operations
igmp
read
Usage Guidelines
Usage Scenario
When running display mld ssm-mapping command, note the following points,if interface is specified, the command output shows whether the specified interface is enabled with the MLD SSM mapping function.
Example
The actual command output varies according to the device. The command output here is only an example.
# Display information about interfaces configured with SSM mapping.
<HUAWEI> display mld ssm-mapping interface
Interface information of VPN-Instance: public net
GigabitEthernet0/1/0(FE80::1)
Table 1 Description of the display mld ssm-mapping command output
Item
Description
Interface information of VPN-Instance
VPN instance to which an interface configured with SSM mapping belongs.