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Καλώδιο σύνδεσης τηλεφωνικού κέντρου Siemens με πρόγραμμα Manager (σειριακή πόρτα) HiPath σειρά 3000 |
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Mull Modem Cable The most expensive null modem cable is the null modem cable suitable for full handshaking. In this null modem cable, seven wires are present. Only the ring indicator RI and carrier detect CD signal are not linked. The cable is shown in the following figure. |
