display mld explicit-tracking

Function

The display mld explicit-tracking command displays information about the MLDv2 hosts that have joined the specific source/group in Include mode.

Format

display mld explicit-tracking [ interface interface-type interface-number [ host-address ipv6-host-address | group ipv6-group-address source ipv6-source-address ] ]

Parameters

Parameter	Description	Value
interface interface-type interface-number	Displays information about MLDv2 hosts that join a specified multicast source in Include mode on a specified interface. If this parameter is not specified, the command displays information about MLDv2 hosts that join a specified multicast source in Include mode on all interfaces.	-
host-address ipv6-host-address	Specifies the link-local address of a host.	The value is a 32-digit hexadecimal number in X:X:X:X:X:X:X:X format. The value ranges from FE80:: to FE80:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF.
group ipv6-group-address	Specifies the IPv6 address of a multicast group.	The value is a 32-digit hexadecimal number in X:X:X:X:X:X:X:X format. The value ranges from FF00:: to FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF.
source ipv6-source-address	Specifies the IPv6 address of a multicast source.	The value is a 32-digit hexadecimal number in X:X:X:X:X:X:X:X format.

Views

All views

Default Level

1: Monitoring level

Usage Guidelines

You can use this command to view information about MLDv2 hosts that have dynamically joined specified sources/groups in Include mode.

Example

# Display information about the MLDv2 hosts that have joined the specific source/group in Include mode.

<HUAWEI> display mld explicit-tracking
Explicit-tracking information
 Total 2 hosts, 4 entries

 Vlanif100(FE80::2:4)
  0001.Host: FE80::224
        Uptime: 00:02:47
        Expires: 00:01:33
        (S, G) List:
          Group: FF44::1
              Source: FC00:0:0:1::1
                Uptime: 00:02:47
                Time since last refresh: 00:02:47
              Source: FC00:0:0:2222::3
                Uptime: 00:02:47
                Time since last refresh: 00:02:47
  0002.Host: FE80::225
        Uptime: 00:01:59
        Expires: 00:02:21
        (S, G) List:
          Group: FF44::1
              Source: FC00:0:0:1::1
                Uptime: 00:01:59
                Time since last refresh: 00:01:59
              Source: FC00:0:0:1::3
                Uptime: 00:01:59
                Time since last refresh: 00:01:59

**Table 1** Description of the **display mld explicit-tracking** command output
Item	Description
Explicit-tracking information	Host information.
Total 2 hosts, 4 entries	Two hosts and four (S, G) entries in total.
Vlanif100(FE80::2:4)	Interface type and interface number (IPv6 link-local address).
Host	IPv6 host address.
Uptime	Running time after a host joins a multicast group. The time format is as follows: If the time is shorter than or equal to 24 hours, the format is hours:minutes:seconds. If the time is longer than 24 hours but shorter than or equal to one week, the format is days:hours. If the time is longer than one week, the format is weeks:days.
Expires	Predicted timeout period of a host. After the host times out, the host is deleted from the MLD member list. The time format is as follows: If the time is shorter than or equal to 24 hours, the format is hours:minutes:seconds. If the time is longer than 24 hours but shorter than or equal to one week, the format is days:hours. If the time is longer than one week, the format is weeks:days.
(S, G) List	List of (S, G) entries.
Group	IPv6 multicast group address.
Source	IPv6 unicast address of a multicast source.
Time since last refresh	Time since the host joins a multicast group last time. The time format is as follows: If the time is shorter than or equal to 24 hours, the format is hours:minutes:seconds. If the time is longer than 24 hours but shorter than or equal to one week, the format is days:hours. If the time is longer than one week, the format is weeks:days.