Blacklist
The blacklist represents itself a list or register of entities which are denied privileges, service, mobility, access and admission due to these or other reasons. This function blocks all connections from the subscribers who are in the list.
Grandstream GXW 4004 offers small organizations, home users, remote offices and companies with a territorial work system a high-performance solution with excellent price/quality ratio to more effectively manage the cost of communication, while expanding the functionality of existing telephone systems in organization. Grandstream GXW 4004 is a solution, which easily integrates into existing VoIP FXS phone systems and FXO gateways.
Global Ip Telecom
If you are buying or selling traffic, GIP Telecom is THE place for International and voice minutes. 100% VOIP and able to connect with all gateways and session controllers, GIP Telecom can help you expand to new markets and give you better margins on exis
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