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.
Grandstream GXP2200 is the first desktop IP Phone from Grandstream running on Android operating system.
bankai
Bankai International is a leading carrier of VoIP based long distance international telephone calls and provider of retail prepaid calling card services. Bankai International provides high quality services of billions of minutes for international calls th
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