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show mld interface
Syntax
- show mld interface
- <brief | detail>
- <interface-name>
- <logical-system (all | logical-system-name)>
Release Information
Command introduced before JUNOS Release
7.4.
Description
Display information about Multicast Listener Discovery
(MLD)-enabled interfaces.
Options
none — Display standard
information about all MLD-enabled interfaces on all logical systems.
brief | detail — (Optional)
Display the specified level of output.
interface-name — (Optional) Display information about the specified
interface.
logical-system (all | logical-system-name) — (Optional) Perform this operation on
all logical systems or on a particular logical system.
Required Privilege Level
view
Related Topics
clear mld membership
List of Sample Output
show mld interface
show mld interface brief
show mld interface detail
Output Fields
Table 35 describes the output fields
for the show mld interface command. Output fields are listed
in the approximate order in which they appear.
Table 35: show mld interface Output Fields
|
Field Name
|
Field Description
|
Level of Output
|
|
Interface
|
Name of the interface.
|
All levels
|
|
Querier
|
Address of the router that has
been elected to send membership queries.
|
All levels
|
|
State
|
State of the interface: Up or Down.
|
All levels
|
|
Timeout
|
How long until the MLD querier
is declared to be unreachable, in seconds.
|
All levels
|
|
Version
|
MLD version being used on the interface: 1 , 2 , or 3.
|
All levels
|
|
Groups
|
Number of groups on the interface.
|
All levels
|
|
SSM map
|
Name of the source-specific multicast
(SSM) map used on the interface, if configured.
|
All levels
|
|
Immediate Leave
|
State of the immediate leave option:
-
On—Indicates that the router removes a
host from the multicast group as soon as the router receives a multicast
listener done message from a host associated with the interface.
-
Off—Indicates that after receiving a multicast
listener done message, instead of removing a host from the multicast
group immediately, the router sends a group query to determine if
another receiver responds.
|
All levels
|
|
Configured Parameters
|
Information configured by the user.
-
MLD Query Interval (.1 secs)—Interval at
which this router sends membership queries when it is the querier.
-
MLD Query Response Interval (.1 secs)—Time
that the router waits for a report in response to a general query.
-
MLD Last Member Query Interval (.1 secs)—Time
that the router waits for a report in response to a group-specific
query.
-
MLD Robustness Count—Number of times the
router retries a query.
|
All levels
|
|
Derived Parameters
|
Derived information.
-
MLD Membership Timeout (.1 secs)—Timeout
period for group membership. If no report is received for these groups
before the timeout expires, the group membership will be removed.
-
MLD Other Querier Present Timeout (.1 secs)—Time
that the router waits for the IGMP querier to send a query.
|
All levels
|
Sample Output
show mld interface
user@host> show mld interface
Interface: fe-0/0/0
Querier: None
State: Up Timeout: 0 Version: 1 Groups: 0
Interface: at-0/3/1.0
Querier: 8038::c0a8:c345
State: Up Timeout: None Version: 1 Groups: 0
Interface: fe-1/0/1.0
Querier: ::192.168.195.73
State: Up Timeout: None Version: 1 Groups: 3
SSM map: ipv6map1
Immediate Leave: On
Configured Parameters:
MLD Query Interval (.1 secs): 1250
MLD Query Response Interval (.1 secs): 100
MLD Last Member Query Interval (.1 secs): 10
MLD Robustness Count: 2
Derived Parameters:
MLD Membership Timeout (.1secs): 2600
MLD Other Querier Present Timeout (.1 secs): 2550
show mld interface brief
The output for the show mld interface brief command
is identical to that for the show mld interface command.
For sample output, see show mld interface.
show mld interface detail
The output for the show mld interface detail command
is identical to that for the show mld interface command.
For sample output, see show mld interface.
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