Second-generation VoIP networks have achieved a fair degree of commercial success. Companies are using the technology to save money on trunking costs and for functional enhancements such as mobility, presence-related functions and unified messaging. VoIP networks are beginning to support roaming from Ethernet-based phones to cellular service. Large companies are using VoIP for contact center support, particularly for hosted automatic call distribution capabilities and virtual contact centers (where agents are distributed throughout a large geographic area). Carriers are deploying VoIP services to generate new revenue to replace the revenue lost from traditional TDM services. Read Article

SOURCE: Network World