derivedDataType Fqdn0to1024orEmptyDT

EcimDerivedString with length (0..1024) constraint and pattern restriction (^$|(^([a-zA-Z0-9]([a-zA-Z0-9\-]*[a-zA-Z0-9])*[\.])*[a-zA-Z]([a-zA-Z0-9\-]*[a-zA-Z0-9])*[\.]?$))
If unset an empty string, or when set representing an FQDN.

References from:: CSCF-Application; CscfChargingClass; EcscfOfflineChargingProfileClass; ScscfOfflineChargingProfileClass; ScscfOnlineChargingProfileClass;

string Fqdn0to1024orEmptyDT [ 0..1024 ]
Valid values: (^$|(^([a-zA-Z0-9]([a-zA-Z0-9\-]*[a-zA-Z0-9])*[\.])*[a-zA-Z]([a-zA-Z0-9\-]*[a-zA-Z0-9])*[\.]?$))