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Satellite Phone |
| A wireless phone that uses mobile satellite service to send voice and data. |
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Sce (Service Creation Environment) |
| A set of tools and activities required to create new services for subscribers in the AIN arena |
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Scp (Service Control Point) |
| The centralized network element in the AIN architecture that individual switches call on to obtain information and commands necessary for completing an AIN call |
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Sdsl |
| (Symmetric Digital Subscriber Line) Provides for the same transmission speeds both upstream and downstream. The transmission rate is generally greater than the Asymmetric Digital Subscriber Loop (ADSL) upstream rate and less than the ADSL downstream rate. |
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Service Area |
| Geographic area served by a wireless carrier or system. See also Coverage Area. |
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Service Plan |
| A description provided by a wireless carrier to a wireless subscriber that details the terms of the service, including activation fees, access rates, roaming charges, peak and off-peak rates, etc. |
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Service Switching Point |
| The node of the intelligent network (IN) normally associated with an end office. The entrance to the IN. |
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Signal |
| Information transferred over a communications system by electrical or optical means. |
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Single-Line Set |
| The telephone set that accommodates one central office line. |
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Six-Second Billing |
| A billing increment that rounds up to the nearest six seconds, six seconds is 0.1 minute. |
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Slamming |
| The unauthorized switching of a customer's phone service to another carrier. |
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Sleep Mode |
| Wireless phone feature that conserves battery power by automatically turning off the phone if the phone has not been used for a specified period of time. The phone is reactivated when the keypad is touched. |
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Smart Antenna |
| An antenna assembly whose able to focus its beam on a desired signal to reduce interference. Wireless networks are employing smart antennas at their base stations in an effort to reduce the number of dropped calls and improve call quality. |
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Smart Card |
| Also referred to as a SIM Card. A plastic card containing important data about a person's identity. This information allows that person access to a network or premises. Also, a card containing subscriber information, often inserted into GSM phones for roaming to different countries. |
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Smart Phone |
| A class of wireless phones, typically handsets with many features and often an enhanced keypad. What makes the phone "smart" is its ability to handle data and not only voice calls. |
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Sms (Service Management System) |
| The operations support system for Advanced Intelligent Networking. Provides the mechanism for downloading new features and monitoring the AIN network. |
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Sms Customer Record |
| All information related to one 800 number, effective date and time, etc. |
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So (Service Order) |
| An order for telephone and/or other communications services processed by communications company representatives |
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So Exchange List (Service Order Exchange List) |
| A list identifying all out-of-territory locations served by CenturyTel Long Distance-a report of these exchanges can be found on RDS-report name is SOPEXCH |
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Soft Handoff |
| Procedure in which two base stations, one in the cell site where the phone is located and the other in the cell site to which the conversation is being passed, hold onto the call until the handoff is completed. The first cell site does not cut off the conversation until it receives information that the second is maintaining the call. |
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Soho: Small Office-Home Office |
| Segment of small businesses with 1-4 lines and businesses operating out of homes. |
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Special Access |
| Flat, monthly rate access billing, same as dedicated access. Call bypasses local telephone company switching. |
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Speed Dialing |
| A service to abbreviate and accelerate frequently dialed numbers |
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Squared System |
| A telephone system where a user may access all central office lines from each telephone set, usually in reference to a key or hybrid key system. |
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Ss7 (Signaling System 7) |
| Provides fast call setup via high-speed, circuit-switched connections, and integrates remote database interactions such as Caller ID, with business computer applications. An international telecommunications standard used in landline and wireless communications to provide call processing information to a circuit-switched network. A transmission protocol signaling method. Extends full PBX and Centrex-based services - like call forwarding, transfer, screening and waiting - outside the switch to the full international network. An integral part of the ISDN system |
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Standby Time |
| The amount of time a subscriber can leave a fully charged handset turned on to receive incoming calls before the phone will discharge the batteries. |
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State Tax |
| A collection of tax types that each state is allowed to charge. Tax jurisdiction (which state can charge tax for a call) is based on the two-out-of-three rule: where it originates, where it terminates, where it is being billed to - if two match, that state can charge the tax. |
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Station [main] |
| Telephone instrument connected directly to a central office and having its own telephone number. |
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Station Code |
| The four-digit code identifying the precise location of an individual telephone's serving wire in the central office. |
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Station Message Detail Recording |
| Allows the telephone system to collect and record information on outgoing telephone calls. This information is messaged into management reports. Also known as Call Detail Recording (CDR). |
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Step-By-Step Switch |
| The first automatic switching technology that did not require an operator, in which calls go through a switch one digit, or step, at a time. The switch was invented in the 1920s and replaced the Cord Board switch. |
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Stp (Signal Transfer Point) |
| In a common channel signaling system each STP examines each received signaling message to determine its destination and routes the message to the appropriate outgoing link. A packet switch in the SS7 network that enables cost-effective routing of SS7 signals between other network elements. |
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Strongest Signal |
| The concept that a wireless 911 call should be routed to the cell site with the strongest link to the phone, regardless of which carrier holds the caller as a customer. The strength of the call's setup link isn't always equal to that of the link the cell assigns for voice traffic; the latter can be weaker. |
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Subscriber Number |
| Part of the national numbering plan, the subscriber number is the last four digits of a telephone number. |
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Subscriber |
| Individual with a subscription or contract for wireless service with a carrier. |
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Subscription Features |
| Optional calling features that can be subscribed to through a carrier |
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Surcharge |
| An additional charge on top of a base rate for a specified reason. |
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Swac (Switch Access) |
| A method of updating the central office switch after changes in customer services have been made. This updating is done automatically as a batch process from MARTENS. |
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Switch |
| Devices that allow end users to connect phone equipment to central offices and central offices to IXCs. |
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Switched Access Service |
| A class of LEC services that provides the link from the customer's premise to the IEC PoP for switched circuits. |
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Switched Access |
| Nondedicated local access between the customer's premise and the serving wire center which is interconnected to the company's point-of-presence for origination or termination of service. |
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Switched Call |
| A call that goes through the local exchange central office at either the origin end, the termination end, or both. |
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Switched Resellers |
| Resellers that utilize their own switching hardware (and sometimes their own lines) and the lines of other IXCs to provide long-distance service to its subscribers. They provide their own billing and service. |
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Switching Fee |
| A per-line fee (usually around 5$) imposed by the LEC to reprogram their switching system to change your default carrier. Subscribers must usually pay this fee when switching to a reseller. Some resellers will reimburse the subscribers for this fee |
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Switchless Reseller |
| Non-facilities based long distance provider |
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