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  2. Fixed Dialing Number - Wikipedia

    en.wikipedia.org/wiki/Fixed_dialing_number

    Numbers are added to the FDN list, and when activated, FDN restricts outgoing calls to only those numbers listed, or to numbers with certain prefixes. [1] A notable exception is that emergency calls to 000, 112, 911, 999 and the like are exempt. [2] Incoming calls are not blocked by FDN. [1]

  3. Advanced Mobile Location - Wikipedia

    en.wikipedia.org/wiki/Advanced_Mobile_Location

    Advanced Mobile Location (AML) is a free-of-charge emergency location-based service (LBS) available on smartphones that, when a caller dials the local (in country) short dial emergency telephone number, sends the best available geolocation of the caller to a dedicated end-point, usually a Public Safety Answering Point, making the location of the caller available to emergency call takers in ...

  4. Voice over LTE - Wikipedia

    en.wikipedia.org/wiki/Voice_over_LTE

    Furthermore, a 4G/LTE device may say “Emergency Calls Only” within the system settings or notifications area but that message does not prove the device can actually make an Emergency call over 4G/LTE. [14] Additionally a device may be configured for 4G Emergency Calls in a given region but fail to connect when placing a 4G Call in another ...

  5. 112 (emergency telephone number) - Wikipedia

    en.wikipedia.org/wiki/112_(emergency_telephone...

    A "cocaine alert" sign posted by GGD Amsterdam: the sign reminds people to "Call 112 for an ambulance."112 was first standardised as the pan-European number for emergency services following the adoption of recommendation [1] by the European Conference of Postal and Telecommunications Administrations (CEPT) in 1976 and has since been enshrined a CEPT Decision ECC/DEC/(17)05.

  6. Public safety answering point - Wikipedia

    en.wikipedia.org/wiki/Public_safety_answering_point

    The National Emergency Number Association (NENA) long-term solution for emergency calling, referred to as the i3 Solution, assumes end-to-end Internet Protocol (IP) signaling from the Voice over IP (VoIP) endpoint to an IP-enabled Public Safety Answering Point (PSAP), with callback and caller location information provided to the PSAP with the call.

  7. Enhanced 911 - Wikipedia

    en.wikipedia.org/wiki/Enhanced_911

    Cellphone manufacturers may program the phone to enable GPS function automatically (in case it has been turned off) when the user places an emergency call. [10] For wireless calls, the ANI (or "pseudo-ANI") is a unique number assigned to each individual 911 call, assigned at a mobile switching center. [6]

  8. List of emergency telephone numbers - Wikipedia

    en.wikipedia.org/wiki/List_of_emergency...

    106 – emergency number in Australia for textphone/TTY; 108 – emergency number in India (22 states) 110 – emergency number mainly in China, Japan, Taiwan; 111 – emergency number in New Zealand; 112 – emergency number across the European Union and on GSM mobile networks across the world; 119 – emergency number in Jamaica and parts of Asia

  9. Next Generation 911 - Wikipedia

    en.wikipedia.org/wiki/Next_generation_911

    Only minimal data is delivered with these calls, such as automatic number identification, subscriber name and Automatic Location Identification, when available. In the Next Generation 911 environment, the public will be able to make voice, text, or video emergency "calls" from any communications device via Internet Protocol -based networks.