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- Path: sparky!uunet!pipex!ibmpcug!dream11!tompkins
- From: tompkins@dream11.ibmpcug.co.uk (Eric L. Tompkins)
- Newsgroups: comp.sys.mac.hardware
- Subject: Re: Dangerous RJ-11 Problem
- Date: Sat, 26 Dec 92 16:08:46 GMT
- Organization: Dream Engineering
- Message-ID: <0E062001.m4d0dv@dream11.ibmpcug.co.uk>
- Reply-To: dream11@ibmpcug.co.uk
- Distribution: world
- X-Mailer: uAccess - Macintosh Release: 1.6v1
- Lines: 22
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-
- In article <1992Dec25.212613.168610@bmug.org> (comp.sys.mac.hardware), David_A._Schurr@bmug.org writes:
- > A friend recently blew away his powerbook 170 modem. He connected the modem to
- > an innocent looking RJ-11 connector in his hotel not knowing it was a PBX
- > phone system (or some system feeding voltage to the RJ-11 wires) and therein
- > lies a question.
- >
- > Since most hotel employees don't know PBX from MTV, how might one guard against this with some "simple" check? Voltmeter? Idiot light?
- >
- >
- > **** From Planet BMUG, the FirstClass BBS of BMUG. The message contained in
- > **** this posting does not in any way reflect BMUG's official views.
- >
- Was there a problem after he connected? All phone lines, whether local loop or from
- PBX have an applied voltage. That's what the phone uses for power.
-
- Eric
-
- -------------------------------------
- Eric L. Tompkins Internet: dream11@ibmpcug.co.uk
- Dream Engineering CompuServe: 100013,1444
-
- "Do not search for the truth, merely cease to cherish opinions."
-