发明名称 |
System for providing a telecommunication connection with a computer. |
摘要 |
<p>"Port protecting facility" in a telecommunication exchange. Terminals can give access via an exchange to a computer connected to this exchange. In order to avoid violation of the computer by unauthorized persons the "call-back"-procedure known per se is followed. By having this procedure form part of the internal exchange procedures a larger scope can be realized with lower equipment costs than the known systems.</p> |
申请公布号 |
EP0258945(A1) |
申请公布日期 |
1988.03.09 |
申请号 |
EP19870201641 |
申请日期 |
1987.08.31 |
申请人 |
N.V. PHILIPS' GLOEILAMPENFABRIEKEN |
发明人 |
KRIKKE, GERMEN KLAAS;TEULE, HENDRIK |
分类号 |
H04L9/32;G06F21/00;H04L12/22;(IPC1-7):G06F1/00 |
主分类号 |
H04L9/32 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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