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Topic Common Uses of Direct Inward Dialing

  • Thu 19th Jul 2018 - 8:11am

    DID is a service for all the local phone companies which using telephone numbers for calling into companies private branch exchange. DID numbers are the local phone numbers which are made then forwarded by the DID to the VoIP by using SIP anywhere in the world. IQ Telecom is providing DID personal number that can integrate your existing business phone system with quality routing.

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