Amcom CTI Middleware . Certificate 1836_2013_07_AMCOM_CTI middleware___HiPath 4k_R2_certificate_sign.pdf 1845_2013_07_AMCOM_CTI middleware___HiPath 4k_V5_certificate_sign.pdf 1860_Amcom OS4000 V7certificate_LS_GS.pdf Certification date2013-09-17 2013-11-20 2014-02-07 Certified Products HiPath 4000 V6.0 HiPath 4000 V5.0 OpenScape 4000 V7 Is certifiedYes Vendor Spok, Inc.