https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/SmartZone-northbound-api-and-cluster/m-p/6178#M218 Hi,<BR />There is four node Smart Zone cluster. When I call to the northbound interface of the node where the AP connected to, I get the Normal response from the controller. If I request to the three another nodes, I get the Error response with the code 400 - Internal server error (page 27<BR /><A href="https://ruckus-support.s3.amazonaws.com/private/documents/955/scg-vszh-3-2-1-hotspot-wispr-rg-final-20160129.pdf?AWSAccessKeyId=AKIAJM3QLNNKLOV235TQ&amp;Expires=1461569493&amp;Signature=HAp1s4v2AkIQlLTTXJyfxLcugKs%3D" rel="nofollow" target="_blank" title="Link https//ruckus-supports3amazonawscom/private/documents/955/scg-vszh-3-2-1-hotspot-wispr-rg-final-20160129pdfAWSAccessKeyIdAKIAJM3QLNNKLOV235TQExpires1461569493SignatureHAp1s4v2AkIQlLTTXJyfxLcugKs3D">Hotspot WISPr Reference Guide for SmartZone 3.2.1</A>).<BR /><BR />For example, I need to call&nbsp;Logout the station four times (if the cluster has 4 nodes). &nbsp;Is there the usual behavior or error?<BR /><BR />Is there the document that describes how to work with Northbound API and Smart Zone Hight Scale API with cluster and cluster redundancy configuration? Sat, 23 Apr 2016 04:37:03 GMT dmitry_ivanko 2016-04-23T04:37:03Z https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/SmartZone-northbound-api-and-cluster/m-p/6178#M218 Hi,<BR />There is four node Smart Zone cluster. When I call to the northbound interface of the node where the AP connected to, I get the Normal response from the controller. If I request to the three another nodes, I get the Error response with the code 400 - Internal server error (page 27<BR /><A href="https://ruckus-support.s3.amazonaws.com/private/documents/955/scg-vszh-3-2-1-hotspot-wispr-rg-final-20160129.pdf?AWSAccessKeyId=AKIAJM3QLNNKLOV235TQ&amp;Expires=1461569493&amp;Signature=HAp1s4v2AkIQlLTTXJyfxLcugKs%3D" rel="nofollow" target="_blank" title="Link https//ruckus-supports3amazonawscom/private/documents/955/scg-vszh-3-2-1-hotspot-wispr-rg-final-20160129pdfAWSAccessKeyIdAKIAJM3QLNNKLOV235TQExpires1461569493SignatureHAp1s4v2AkIQlLTTXJyfxLcugKs3D">Hotspot WISPr Reference Guide for SmartZone 3.2.1</A>).<BR /><BR />For example, I need to call&nbsp;Logout the station four times (if the cluster has 4 nodes). &nbsp;Is there the usual behavior or error?<BR /><BR />Is there the document that describes how to work with Northbound API and Smart Zone Hight Scale API with cluster and cluster redundancy configuration? Sat, 23 Apr 2016 04:37:03 GMT https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/SmartZone-northbound-api-and-cluster/m-p/6178#M218 dmitry_ivanko 2016-04-23T04:37:03Z https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/SmartZone-northbound-api-and-cluster/m-p/6179#M219 This might take some investigation by Tech Support Dmitry... Thu, 28 Apr 2016 16:56:46 GMT https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/SmartZone-northbound-api-and-cluster/m-p/6179#M219 michael_brado 2016-04-28T16:56:46Z