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A RespOrg, or responsible organization, is a company that maintains the registration for individual toll-free telephone numbers in the North American Numbering Plan by means of the distributed Service Management System/800 database.
For more information, please see the Short Code Registry’s Best Practices [35] and the Short Code Monitoring Handbook. [ 36 ] " [ 37 ] [ 38 ] Texting "HELP" to a short code causes the short code service to return a message with terms and conditions, support information — consisting of either a toll-free phone number or email address at a ...
The system was redesigned in 1981 to use a database, the SMS/800 service management system, which could direct any toll-free number to any destination based on various conditions; number prefixes remained tied to specific carriers until a RespOrg (responsible organization) structure was introduced in 1993 (US) and 1994 (Canada) to allow ...
The most commonly known examples are emergency telephone numbers such as 9-9-9, 1-1-2 and 9-1-1.Other services may also be available through abbreviated dialing numbers, such as the other of the eight N11 codes of the North American Numbering Plan (NANP) besides 9-1-1. [1]
Short codes only work within one country, they are not international. [citation needed] An alternative to inbound SMS is based on long numbers (international number format, such as "+44 762 480 5000"), which can be used in place of short codes for SMS reception in several applications, such as TV voting, product promotions and campaigns. Long ...
A Short Message Service Center (SMSC) is a network element in the mobile telephone network. Its purpose is to store, forward, convert and deliver Short Message Service (SMS) messages. The full designation of an SMSC according to 3GPP is Short Message Service - Service Center (SMS-SC).8522076203
A mobile dial code (MDC) is a grouping of 3 to 10 numbers following either a "#" "##" "*" "**" used to create a short, easy to remember phone number.Historically MDCs were used for repair related purposes by landline and wireless carriers.
Formally, a message authentication code (MAC) system is a triple of efficient [4] algorithms (G, S, V) satisfying: G (key-generator) gives the key k on input 1 n, where n is the security parameter. S (signing) outputs a tag t on the key k and the input string x. V (verifying) outputs accepted or rejected on inputs: the key k, the string x and ...