| ca | Array | <optional> 
 | Trusted certificates. | 
    
        
            
                | cert | String
|
Array
|
Buffer | <optional> 
 | The certificate key. | 
    
        
            
                | mimeType | String | <optional> 
 | The mime type to use. | 
    
        
            
                | pfx | String
|
Buffer | <optional> 
 | The private key, certificate, and CA certs. | 
    
        
            
                | reader | GraphSONReader | <optional> 
 | The reader to use. | 
    
        
            
                | rejectUnauthorized | Boolean | <optional> 
 | Determines whether to verify or not the server certificate. | 
    
        
            
                | traversalSource | String | <optional> 
 | The traversal source. Defaults to: 'g'. | 
    
        
            
                | writer | GraphSONWriter | <optional> 
 | The writer to use. | 
    
        
            
                | authenticator | Authenticator | <optional> 
 | The authentication handler to use. | 
    
        
            
                | headers | Object | <optional> 
 | An associative array containing the additional header key/values for the initial request. |