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From: bourman@hpcc01.HP.COM (Bob Bourman)
Newsgroups: comp.dcom.modems
Subject: Re: How do I *force* a hang-up (novice question)
Message-ID: <820014@hpcc01.HP.COM>
Date: 22 Apr 91 21:04:56 GMT
References: <5969@vela.acs.oakland.edu>
Organization: HP Corp Computing & Services
Lines: 20

/ hpcc01:comp.dcom.modems / rdthomps@vela.acs.oakland.edu (Robert D. Thompson) /  4:03 pm  Apr 18, 1991 /

>	I have written a communications client application, but I
	>am having trouble with a really basic problem.  That is,
	>sometimes, I cannot force a hang up.
>
	>I have tried "ATZ" (software reset) and "ATH0" and "ATH1" to
	>take the line of and on again.  Even after I issue these
	>commands I can pick up the phone and the line will still
	>be active (i.e. szszszszszszszszszsszszsz).
>
	>Any help would be appreciated
>---
>Robert |(8>
>----------


	Disable the Mi/Mic option.  Had the same problem.... The line will
	go ONHOOK with Mi/Mic on, but it takes several seconds. A/A1 will
	let the modem put the line onhook as as soon as it hangs up.