Subject: onward access from there to PSTN telecom. Hybrid PABXs will provide voice communication between telephones of the overall LNG complex sites, and other project sites and onward access from there to PSTNonward access from there to PSTN?? |
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link 13.08.2013 10:49 |
... и присоединяться далее к сети(ям) ТфОП |
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