ndp timer hello

Function

The ndp timer hello command configures the interval for sending NDP packets.

The undo ndp timer hello command restores the default interval for sending NDP packets.

By default, the interval for sending NDP packets is 60 seconds.

Format

ndp timer hello interval

undo ndp timer hello

Parameters

Parameter	Description	Value
interval	Specifies the interval for sending NDP packets.	The value is an integer that ranges from 5 to 254, in seconds.

Views

System view

Default Level

2: Configuration level

Usage Guidelines

Usage Scenario

To configure an interval for sending NDP packets, run the ndp timer hello command. The NDP interface then sends NDP packets at the specified interval.

Prerequisites

NDP has been enabled on the switch.

Precautions

The interval for sending NDP packets must be less than the aging time of NDP entries on the receiving switch.

Example

# Set the interval for sending NDP packets to 55 seconds.

<HUAWEI> system-view

[HUAWEI] ndp timer hello 55