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  2. Telephone numbers in the Philippines - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_the...

    Mobile area codes are three digits long and always start with the number 9, although new area codes have been issued with 8 as the starting digit, particularly for VoIP phone numbers. However, the area code indicates the service provider and not necessarily a geographic region. Unlike fixed-line telephones, the long-distance telephone dialing ...

  3. Telephone number mapping - Wikipedia

    en.wikipedia.org/wiki/Telephone_number_mapping

    This example specifies that if you want to use the "E2U+sip" service, you should use sip:phoneme@example.net as the address. The regular expression can be used by a telephone company to easily assign addresses to all of its clients. For example, if your number is +15554242, your SIP address is sip:4242@555telco.example.net; if your number is ...

  4. SIP provider - Wikipedia

    en.wikipedia.org/wiki/SIP_provider

    A SIP provider (Session Initiation Protocol) is any telecommunications company which provides SIP trunking to customers, usually businesses. Many companies provide SIP "termination" (outbound calling) and "origination" (inbound calling, usually with a plain old telephone service (POTS) phone number, called a direct inward dialing (DID).

  5. National Telecommunications Commission - Wikipedia

    en.wikipedia.org/wiki/National...

    The National Telecommunications Commission (NTC; Filipino: Pambansang Komisyon sa Telekomunikasyon) is the telecommunications regulator of the Philippines.. It is an attached agency of the Department of Information and Communications Technology responsible for the supervision, adjudication and control over all telecommunications services and radio and television networks throughout the country.

  6. SIP URI scheme - Wikipedia

    en.wikipedia.org/wiki/SIP_URI_scheme

    The SIP URI scheme is a Uniform Resource Identifier (URI) scheme for the Session Initiation Protocol (SIP) multimedia communications protocol. A SIP address is a URI that addresses a specific telephone extension on a voice over IP system. Such a number could be a private branch exchange or an E.164 telephone number dialled through a specific ...

  7. Telecommunications in the Philippines - Wikipedia

    en.wikipedia.org/wiki/Telecommunications_in_the...

    The use of a mobile phone for offers the cheapest way overseas Filipino workers (OFW) to send money or remittances to their families back in the Philippines. Furthermore, in a study done in 2015 by the US-based Pew Research Center , 88% of Filipinos consider the internet good for education.

  8. List of SIP software - Wikipedia

    en.wikipedia.org/wiki/List_of_SIP_software

    ShoreTel IP phone systems with unified communications and contact center built in Snom One free/blue/yellow (Snom acquired and renamed pbxnsip) (SIP) Speedflow Communications VoIP class 4/5 softswitches with integrated billing, transcoding, SIP-H.323 converter.

  9. Session Initiation Protocol - Wikipedia

    en.wikipedia.org/wiki/Session_Initiation_Protocol

    The Session Initiation Protocol (SIP) is a signaling protocol used for initiating, maintaining, and terminating communication sessions that include voice, video and messaging applications. [1] SIP is used in Internet telephony, in private IP telephone systems, as well as mobile phone calling over LTE . [2]