display multicast boundary

Function

The display multicast boundary command displays the multicast boundary configured on an interface.

Format

display multicast [ vpn-instance vpn-instance-name | all-instance ] boundary [ group-address [ mask | mask-length ] ] [ interface interface-type interface-number ]

Parameters

Parameter	Description	Value
vpn-instance vpn-instance-name	Specifies a VPN instance. vpn-instance-name specifies the name of the VPN instance.	The value must be an existing VPN instance name.
all-instance	Specifies all the instances.	-
group-address	Specifies a multicast group address.	The address is in dotted decimal notation. The value ranges from 224.0.1.0 to 239.255.255.255.
mask	Specifies the mask of the multicast group address.	The mask is in dotted decimal notation.
mask-length	Specifies the mask length of the multicast group address.	The value is a decimal integer that ranges from 4 to 32.
interface interface-type interface-number	Specifies the type and the number of an interface. The parameter is used to specify an interface.	-

Views

All views

Default Level

1: Monitoring level

Usage Guidelines

This command enables you to check the boundary of a PIM-SM network. When some hosts cannot receive multicast data, you can use this command to check whether the problem is caused by multicast boundary configuration.

Example

# Display the boundaries configured on all the interfaces.

<HUAWEI> display multicast boundary
Multicast boundary information 
Total 1 Multicast IPv4 boundary
 Interface           Boundary
 Vlanif100           225.1.1.0/24

**Table 1** Description of the **display multicast boundary** command output
Item	Description
Multicast boundary information of	multicast boundary information.
Total 1 Multicast IPv4 boundary	Total number of multicast boundaries configured on a switch.
Interface	Interface configured with a multicast boundary.
Boundary	Information about the multicast boundary address.