The following command adds an FQDN called addedfqdn.com which has default settings:

curl -k "https://bal:1fourall@20.200.25.100/access/addfqdn?fqdn=addedfqdn.com"

Response: 

<?xml version="1.0" encoding="ISO-8859-1"?>
<Response stat="200" code="ok">

<Success>Added FQDN addedfqdn.com</Success>

</Response>

Display the FQDN Settings

To display the FQDN settings, run the showFQDN command:

curl -k "https://bal:1fourall@20.200.25.100/access/showfqdn?fqdn=addedfqdn.com"

Response: 

<Response stat="200" code="ok">
<Success>
<Data>
<fqdn>
<Status>Down</Status>
<FullyQualifiedDomainName>addedfqdn.com.</FullyQualifiedDomainName>
<SelectionCriteria>rr</SelectionCriteria>
<FailTime>0</FailTime>
<SiteRecoveryMode>auto</SiteRecoveryMode>
<Mapping>0</Mapping>
<failover>N</failover>
</fqdn>
</Data>
</Success>
</Response>