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S0 connection
- An internal or external S0 port provides two voice channels and one data channel for use; an external S0 port can be used as a Point-to-Point connection or as a Point-to-Multipoint connection
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scam
- Term for any type of fraud, in today's usage especially for online fraud, in which the fraudster encourages the defrauded person to act recklessly under the pretence of a false identity
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screen sharing
- The transfer of a computer's screen contents to one or more other computers
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security risk
- Danger to facilities, persons and data due to unsafe, unauthorised or illegal actions
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self-labelling function keys
- The contents of a display beside a function key change, as driven by the software, for example with the COMfortel D-XT20i extension module
- setup service
- Service offered by Auerswald to support the configuration of selected ICT systems; purchase of the corresponding voucher is required
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SFTP
- Data transfer protocol with encryption
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simultaneous call connections
- Multiple active connections managed by "call hold", "brokering", "conference" or "waiting queues"
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simultaneous incoming calls
- Multiple incoming calls to one subscriber, for active calls, the second call is signalled by "call waiting"
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SIP
- The Session Initiation Protocol is a network protocol used to set up, control and end a communication session between two or more subscribers
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SIP account
- The SIP account or SIP identity are the personal user data used to access the VoIP provider's infrastructure or the infrastructure of the IP-based ICT system; the subscriber can call or be called via the account
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SIP BLF
- Busy lamp field in a VoIP telephone, based on the Session Initiation Protocol
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SIP MWI
- Signalling of a message in voicemail or fax box, based on the Session Initiation Protocol
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SIP telephone
- Telephone with signalling and audio transmission using the Session Initiation Protocol (SIP)
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SIP trunk
- Using a SIP trunk, several transmission channels and telephone numbers can be managed at once, on one access account, e.g. to enable direct extensions to be set up on IP systems, comparable to a PBX or Primary Multiplex Interface
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SIPS
- Session Initiation Protocol Secure is used to encrypt signalling data with TLS and transmit it
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Smart IVR
- Intelligent, AI-supported voice dialog system that interacts with the customer thanks to natural language processing, understands freely formulated questions and can trigger corresponding processes if necessary
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smishing
- A phishing attack in which SMS text messages ask the recipient to click on a link or dial a telephone number belonging to the attacker
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soft client
- A programme that uses the services of a server, e.g. a softphone
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Soft PBX
- Stand-alone communications software for business use
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Soft PBX solution
- Software-based ICT system consisting of software and alternative hardware platforms
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softphone
- Computer programme for making telephone calls over land lines or the Internet; a headset, for example, can be used as the hardware to operate the programme
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software based
- The use of software to implement technical functions
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software centric
- The use of software-based techniques to define the architecture of systems and implement them
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software licence
- The purchased right to use a piece of software
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software maintenance
- The manufacturer of software releases updated versions on a regular or ad hoc basis as an upgrade to extend functions or an update to improve functions
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software release
- Version status of a software
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software security update
- The updating of software security features
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software update
- The updating of software to a newer version
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spear phishing
- A newer variant of phishing, whereby the attacker coordinates the recipients and content of his phishing e-mail and also mentions internal circumstances in order to appear credible
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speed-dial key
- Frequently called telephone numbers can assigned to a specific button on the telephone
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SRTP
- Under SRTP (the Secure Real-Time Transport Protocol), data is encrypted and then transmitted
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SSL
- Encryption protocol for secure data transfer in the Internet (previous designation for what today is called TLS)
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standby time
- On mobile devices: the maximum recording time they can be switched on, with a radio connection to the base unit (without an active call connection), until the device battery goes flat
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static IP address
- Manually assigned permanent IP address for a network device connected to the router
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status signalling
- The statuses of a function or switching device are indicated visually by, for example, multi-coloured LEDs
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subscriber key
- A direct call key in a telephone or key extension module that has been permanently assigned to a subscriber
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system connection
- Connection of a technical device to the surrounding infrastructure
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system telephone
- Telephone with additional convenience and special functions that supports special features of the connected ICT system