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Parameters
Parameters
Description
<servername>
Specifies the DNS server to manage, represented by IP address, FQDN, or host name. If this parameter is omitted, the local server is used.
<settings>
Any setting that the info command returns can be specified individually. If a setting is not specified, a report of common settings is returned.
<servername>
<settings>
Example
Example 4: Display the IsSlave setting from a DNS server
Example 5: Display the RecursionTimeout setting from a DNS server
dnscmd /ipvalidate command
Tests whether an IP address identifies a functioning DNS server or whether the DNS server can act as a forwarder, a root hint server, or a primary server for a specific zone.
Syntax
dnscmd [<servername>] /ipvalidate <context> [<zonename>] [[<IPaddress>]]
Parameters
Parameters
Description
<servername>
Specifies the DNS server to manage, represented by IP address, FQDN, or host name. If this parameter is omitted, the local server is used.
<context>
Specifies the type of test to perform. You can specify any of the following tests:/dnsservers - Tests that the computers with the addresses that you specify are functioning DNS servers./forwarders - Tests that the addresses that you specify identify DNS servers that can act as forwarders./roothints - Tests that the addresses that you specify identify DNS servers that can act as root hint name servers./zonemasters - Tests that the addresses that you specify identify DNS servers that are primary servers for zonename.
<zonename>
Identifies the zone. Use this parameter with the /zonemasters parameter.
<IPaddress>
Specifies the IP addresses that the command tests.
<servername>
<context>
<zonename>
<IPaddress>
Examples
nscmd dnssvr1.contoso.com /ipvalidate /dnsservers 10.0.0.1 10.0.0.2
dnscmd dnssvr1.contoso.com /ipvalidate /zonemasters corp.contoso.com 10.0.0.2
dnscmd /nodedelete command
Deletes all records for a specified host.
Syntax
dnscmd [<servername>] /nodedelete <zonename> <nodename> [/tree] [/f]
Parameters
Parameters
Description
<servername>
Specifies the DNS server to manage, represented by IP address, FQDN, or host name. If this parameter is omitted, the local server is used.
<zonename>
Specifies the name of the zone.
<nodename>
Specifies the host name of the node to delete.
/tree
Deletes all the child records.
/f
Executes the command without asking for confirmation.
<servername>
<zonename>
<nodename>
Example
Example 6: Delete the records from a node
dnscmd /recordadd command
Adds a record to a specified zone in a DNS server.
Syntax
dnscmd [<servername>] /recordadd <zonename> <nodename> <rrtype> <rrdata>