UC on UCS

August 16, 2013

INSIDE CISCO IT

UC on UCS – The Invisible Servers

Cisco IT completely changed our voice and video infrastructure in the data center – and nobody noticed! We changed the systems that Cisco IT uses to run ALL our voice and video supporting: 200,000 voice endpoints in 540 buildings around the world, 87,000 voicemail boxes 1600 TelePresence units 8.6…

December 19, 2012

INSIDE CISCO IT

“Rules of Thumb” for Co-Locating UC Hosts on Cisco UCS Servers

One part of my job involves designing the virtualization model for our internal unified communications (UC) system deployments around the world. A critical task in this design is specifying which UC virtual machines (VMs) can share a Cisco Unified Computing System (Cisco UCS) server chassis or blade…

November 28, 2012

INSIDE CISCO IT

Upgrading Five UC Clusters to Cisco UCS Reduces Servers and Costs

In an earlier post, my colleague Reid Bourdet described how we migrated our largest Cisco Unified Communications Manager (Cisco UCM) cluster to a virtual machine environment running on Cisco Unified Computing System (Cisco UCS) servers.  This was the 19-node (server) Cisco UCM cluster that serves th…