Path: utzoo!dciem!nrcaer!scs!spl1!laidbak!att!pacbell!ames!husc6!bloom-beacon!westmark.UUCP!dave
From: dave@westmark.UUCP (Dave Levenson)
Newsgroups: comp.dcom.telecom
Subject: Re: TELECOM Digest V8 #88
Message-ID: <199@westmark.UUCP>
Date: 4 Jun 88 04:07:17 GMT
Article-I.D.: westmark.199
References: <880601-154524-5927@Xerox>
Sender: daemon@bloom-beacon.MIT.EDU
Organization: Westmark, Inc., Warren, NJ, USA
Lines: 16
Approved: telecom@xx.lcs.mit.edu


In article <880601-154524-5927@Xerox>, Thompson.PA@XEROX.COM writes:
> >Subject: Three wire lines (was 2 line wiring)
...
> The three wire are TIP, RING and GROUND (or SLEEVE in the CO)...

Ground and Sleeve are not equivalent.  Sleeve is used to mark a line
as being busy.  It is grounded sometimes.  Ground, on the other
hand, is always grounded, and (as the original poster reported) is
used to selectively ring the parties on a two-party line.

-- 
Dave Levenson
Westmark, Inc.		The Man in the Mooney
Warren, NJ USA
{rutgers | clyde | mtune | ihnp4}!westmark!dave