display ipv6 nd attack

Function

The display ipv6 nd attack interface command displays ND attack information on an interface.

The display ipv6 nd attack slot command displays ND attack information of a slot.

Format

display ipv6 nd { na | ns-multicast | ns-unicast } attack interface { interface-type interface-num | interface-name } [ vlan-id vlan-number | pe-vid pe-vid ce-vid ce-vid ] [ history ]

display ipv6 nd { na | ns-multicast | ns-unicast } attack slot { slotid | all } [ history ]

Parameters

Parameter	Description	Value
na	Neighbor advertisement.	-
ns-multicast	Neighbor solicitation-Multicast.	-
ns-unicast	Neighbor solicitation-Unicast.	-
interface-type	Specifies the type of a specified interface.	-
interface-num	Specifies the number of a specified interface.	-
interface-name	Specifies the name of a specified interface.	-
vlan-id vlan-number	Specifies the VLAN ID.	The value is an integer that ranges from 0 to 4094.
pe-vid pe-vid	Specifies the outer VLAN ID.	The value is an integer that ranges from 1 to 4094.
ce-vid ce-vid	Specifies an inner VLAN ID.	The value is an integer that ranges from 1 to 4094.
history	Indicates the history information about the attacked interface or slot.	-
slotid	Specifies the slot ID.	-
all	Displays ND attack information on all boards.	-

Views

All views

Default Level

1: Monitoring level

Task Name and Operations

Task Name	Operations
soc	read

Usage Guidelines

Usage Scenario

To check ND attack information, run the display ipv6 nd attack command.

If history is not specified in this command, only information about the interfaces that are under attack is displayed.

If history is specified in this command, only information about the interfaces that were attacked is displayed.

Example

The actual command output varies according to the device. The command output here is only an example.

# Display NS multicast attack information on all interfaces.

<HUAWEI> display ipv6 nd ns-multicast attack slot all
2019-05-20 14:47:14.470 
The number of NS-MULTICAST attacks is 1.
--------------------------------------
No.1
Interface Name : GigabitEthernet0/1/1
Logic interface: GigabitEthernet0/1/1.1
Vlan-id        : 19
Passed :  4721 Packets
Dropped : 3476682 Packets

Defend Start Time  : 2019-05-20 14:43
Defend End Time  : --

# Display NS multicast attack information on GE 0/1/1.

<HUAWEI> display ipv6 nd ns-multicast attack interface GigabitEthernet 0/1/1
2019-05-20 14:47:14.470 
The number of NS-MULTICAST attacks is 1.
--------------------------------------
No.1
Interface Name : GigabitEthernet0/1/1
Logic interface: GigabitEthernet0/1/1.1
Vlan-id        : 19
Passed :  4721 Packets
Dropped : 3476682 Packets

Defend start Time  : 2019-05-20 14:43
Defend End Time  : --

**Table 1** Description of the **display ipv6 nd attack** command output
Item	Description
Interface Name	Name of the ND attacked interface.
Logic interface	Name of the ND attacked sub-interface.
Vlan-id	VLAN ID.
Passed	Number of bytes and packets that pass through the interface.
Dropped	Number of bytes and packets that discarded on the interface.
Defend Start Time	The start time of the defence.
Defend End Time	The end time of the defence.