A list of prefixes defining number ranges to be ported. A number is only considered for Number Portability database lookup if its prefix is found in the prefix list. All prefixes need to have a matching country code.
This is the key attribute of the CscfNumPortabilityPrefixList class. One instance of the CscfNumPortabilityPrefixList with the key cscfNumPortabilityPrefixListKey=0 is created at startup. This instance cannot be deleted. No other instances can be created of this class.