CASE STUDY RELIABLE E-CASH IN 120+ STORES Buying groceries has never been easier than today: If the supermarket of your choice doesn’t have an online shop yet, at least it doesn’t require you to carry cash around; just choose the articles you need and purchase them with your credit card – the Internet makes it all possible. However, as supermarkets become more and more dependent on the Internet, their requirements regarding a powerful connec- tion increase as well: POS systems are centralized, alarms are connected with se- curity services, telephony is realized via VoIP; some stores even offer e-learning for their employees which can be accessed 24/7. All these applications need a reliable and high-bandwidth connection. This is why one of the largest food retailers of the Netherland

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