Overall ten years of field experience in Unified Communications/Collaboration & professionally certified as CCIE Collaboration#46108 formally CCIE Voice. Have extensive level of experience in Cisco Voice (UC) field regarding designing, deployment, upgrade & administrations. Have very good working experience with the following products. Cisco Unified Communication Manager/Express 4.x to 11.x (CUCM/CUCME) Cisco Unity Connection 4.x to 11.x (CUC) Cisco Unity Connection Express 8.X (CUE) Cisco Unified IM & Presence 7.x to 11.x (CUIMP) Cisco Unified Contact Center Express 7.x to 11.x (UCCX) Cisco IP Phones, Jabber, Meeting Rooms Cisco Voice Gateways (H3232, MGCP, SIP) Cisco VCS Control & VCS Expressway 7.x Cisco Expressway-C & Expressway-E 8.x Cisco WebEx 2.x