Coverage of IMS including what is IMS, what can it do for host carriers, what can it do for virtual carriers, and more.

The changes that are underway are best described using the theme of Convergence:

• Convergence of technologies: IP is the common network protocol
• Convergence of networks: wireless and wireline networks sharing nodes
• Convergence of access: handsets that access more than one network
• Convergence of services: features that follow the user across networks
• Convergence of content: access the same content across multiple networks
• Convergence of revenue: user’s demand is divided across fixed and mobile
• Convergence of control: customer control over service provider features