By Laurent Lachal, Senior Analyst, Ovum Software

Cloud computing is an increasingly multi-faceted phenomenon. It continues to quickly evolve not just at private and public cloud levels (and increasingly in the continuum between these two extremes) but also at infrastructure-as-a-service (IaaS), platform-as-a-service (PaaS), and software-as-a-service (SaaS) levels.

In the Ovum report, 2013 Trends to Watch: Private and Public Clouds, Ovum advises that cloud service providers and consumers need to take into account the latest IaaS developments at network level, get their head around the PaaS market, and understand how – and to what extent – SaaS is evolving into business process-as-a-service (BPaaS).

IaaS is more competitive but bleeding edge at network level

The IaaS market has so far been dominated by VMware and AWS. Ovum expects Microsoft and Google to increasingly make a dent into this domination.

For all players, the network is the next IaaS frontier: increasingly important, but a growing …