Clear-DnsServerCache

Clears resource records from a cache on the DNS server.

Syntax

Clear-DnsServerCache
     [-ComputerName <String>]
     [-Force]
     [-CimSession <CimSession[]>]
     [-ThrottleLimit <Int32>]
     [-AsJob]
     [-WhatIf]
     [-Confirm]
     [<CommonParameters>]

Description

The Clear-DnsServerCache cmdlet clears resource records from a Domain Name System (DNS) server cache.

Examples

Example 1: Clear resource records from the cache

PS C:\> Clear-DnsServerCache -ComputerName "Win12S-05.DNSServer-01.Contoso.com" -Force

This command clears the DNS server cache on a specified DNS server. If you do not use the Force parameter, you must confirm the action before it is performed.

Parameters

-AsJob

ps_cimcommon_asjob

Type:SwitchParameter
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-CimSession

Runs the cmdlet in a remote session or on a remote computer. Enter a computer name or a session object, such as the output of a New-CimSessionhttp://go.microsoft.com/fwlink/p/?LinkId=227967 or Get-CimSessionhttp://go.microsoft.com/fwlink/p/?LinkId=227966 cmdlet. The default is the current session on the local computer.

Type:CimSession[]
Aliases:Session
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-ComputerName

Specifies a DNS server. The acceptable values for this parameter are: an IP V4 address; an IP V6 address; any other value that resolves to an IP address, such as a fully qualified domain name (FQDN), host name, or NETBIOS name.

Type:String
Aliases:Cn
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-Confirm

Prompts you for confirmation before running the cmdlet.

Type:SwitchParameter
Aliases:cf
Position:Named
Default value:False
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-Force

If specified, overrides the default confirmation before the operation is performed.

Type:SwitchParameter
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-ThrottleLimit

Specifies the maximum number of concurrent operations that can be established to run the cmdlet. If this parameter is omitted or a value of 0 is entered, then Windows PowerShell® calculates an optimum throttle limit for the cmdlet based on the number of CIM cmdlets that are running on the computer. The throttle limit applies only to the current cmdlet, not to the session or to the computer.

Type:Int32
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-WhatIf

Shows what would happen if the cmdlet runs. The cmdlet is not run.

Type:SwitchParameter
Aliases:wi
Position:Named
Default value:False
Required:False
Accept pipeline input:False
Accept wildcard characters:False