Requirements:
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Voice communication in the form of single and group communication |
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data communication |
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short message services |
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paging |
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emergency call functionality |
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encryption |
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fulfilment of the safety requirements demanded by public safety organisations |
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short call build-up time |
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priority calls |
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network-independent connections |
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rapid expandabilities in special situations |
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interfaces to other communication networks |
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interfaces to operations centers |
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operational network management for the user organization |
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technical network management,
that can on demand also be
operated by the orderer |
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Terminals from different manufacturers must be availiable to fulfill the
needs of the different operational organizations in the best possible way.
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