Anonymous Call Rejection
Anonymous call rejection – this is a function that blocks the incoming calls of subscribers with indefinite telephone number.
People calling from an indefinite number can very often hear a message that this line does not receive calls with indefinite subscriber numbers.
These are the services that include specific software or hardware installation for a certain company with further technical support needed for the system to operate correctly.
DialOst GmbH
Dialost Group is a Voice-over-IP (VoIP) service provider with the headquarter in Moscow, Russia and additional operational offices located in Amsterdam, The Netherlands and Berlin, Germany. The group consists of three companies - Dialost Limited, Dialost
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