Testking provided us with another one test for our October downloads. It is described as Cisco 600-455 Designing Cisco Unified Contact Center Enterprise. That test is accepted by Cisco and has internal number 600-455. It was assigned by the following internal version v2015-10-08 by Ricardo 56q. The exam file extension is still VCE. You are very welcome to get it for your exclusive use from our growing collection starting this Thursday.