Billing Software was created in order to handle billing and time tracking as well as invoicing the customer for products and services. This software can also track worked hours by employees, as well as the expenses related to projects or clients.
TELES Communication Systems is a leading provider of equipment, solutions and services to fixed, fixed-mobile convergence and Next-Generation-Network (NGN) service providers. With more than 160 carrier network customers and millions of voice ports deploye
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