The growth of enterprise video conferencing and video on demand will continue in 2012. Wide area network managers will need to learn how to support video traffic over the WAN. If business critical applications aren't already devouring WAN bandwidth, then any type of video will. Understanding video bandwidth requirements for the WAN, network quality and integrity will be critical for a successful video rollout.
Last -- but not least -- of the top five 2012 IT trends is IPv6.