dhcp invalid-server-detecting

Function

The dhcp invalid-server-detecting command configures an interval at which the device checks the invalid DHCPv4 server. If the interval is not specified, the current configuration of checking the invalid DHCPv4 server is displayed.

By default, no interval for checking the invalid DHCPv4 server is configured.

This command is supported only on the NetEngine 8000 F1A.

Format

dhcp invalid-server-detecting [ interval ]

Parameters

Parameter	Description	Value
interval	Specifies an interval for checking invalid DHCPv4 server.	The value is an integer ranges from 0 to 65535, in seconds. 0 indicates no check is performed.

Parameter

Description

Value

interval

Specifies an interval for checking invalid DHCPv4 server.

The value is an integer ranges from 0 to 65535, in seconds. 0 indicates no check is performed.

Views

System view

Default Level

2: Configuration level

Task Name and Operations

Task Name	Operations
dhcp	write

Usage Guidelines

Usage Scenario

To detect an invalid DHCPv4 server in the network that is connected to the BRAS, you can run the dhcp invalid-server-detecting command. After the command is run, the device checks the invalid DHCPv4 server at set intervals.

NOTE:

Only main interfaces and BAS interface supporting single-tagged packets can identify the invalid DHCPv4 server.

Precautions

In VS mode, this command is supported only by the admin VS.

Example

# Configure the device to check the invalid DHCPv4 server at an interval of 20 seconds.

<HUAWEI> system-view
[~HUAWEI] dhcp invalid-server-detecting 20