This observation has some merit but does not explain the increasing popularity of revenue assurance in telcos serving growth markets.
This is a key feature because the overloading of central office voice switches by data users is a growing problem for telcos.
Most other numbers listed for ringback are specific to one exchange or one telco; available lists tend to be outdated and unreliable.
Harmonic sells its products to cable, satellite and telco, and broadcast and media companies.
He also held senior executive positions with various consulting companies and telco with a worldwide remit.
Accordingly, strong rules on operator behavior, customer confidentiality, records keeping and destruction were enforced on telcos in every country.
The handover includes the telco company's required licenses, interconnection trunks, subscribers and employees.
When a toll-free number is dialled, the telco must determine where the actual physical destination is.
