public MongoClientSettings()
{
_connectionMode = ConnectionMode.Automatic;
_connectTimeout = MongoDefaults.ConnectTimeout;
_credentialsStore = new MongoCredentialsStore();
_defaultCredentials = null;
_guidRepresentation = MongoDefaults.GuidRepresentation;
_ipv6 = false;
_maxConnectionIdleTime = MongoDefaults.MaxConnectionIdleTime;
_maxConnectionLifeTime = MongoDefaults.MaxConnectionLifeTime;
_maxConnectionPoolSize = MongoDefaults.MaxConnectionPoolSize;
_minConnectionPoolSize = MongoDefaults.MinConnectionPoolSize;
_readPreference = ReadPreference.Primary;
_replicaSetName = null;
_secondaryAcceptableLatency = MongoDefaults.SecondaryAcceptableLatency;
_servers = new List<MongoServerAddress> { new MongoServerAddress("localhost") };
_socketTimeout = MongoDefaults.SocketTimeout;
_useSsl = false;
_verifySslCertificate = true;
_waitQueueSize = MongoDefaults.ComputedWaitQueueSize;
_waitQueueTimeout = MongoDefaults.WaitQueueTimeout;
_writeConcern = WriteConcern.Acknowledged;
}