From owner-freebsd-questions@FreeBSD.ORG  Sat Dec 20 16:35:52 2008
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 7D555106564A
	for <freebsd-questions@freebsd.org>;
	Sat, 20 Dec 2008 16:35:52 +0000 (UTC)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from wojtek.tensor.gdynia.pl (wojtek.tensor.gdynia.pl
	[IPv6:2001:4070:101:2::1])
	by mx1.freebsd.org (Postfix) with ESMTP id C293B8FC13
	for <freebsd-questions@freebsd.org>;
	Sat, 20 Dec 2008 16:35:51 +0000 (UTC)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from wojtek.tensor.gdynia.pl (localhost [IPv6:::1])
	by wojtek.tensor.gdynia.pl (8.14.3/8.14.3) with ESMTP id mBKGZhKs009637;
	Sat, 20 Dec 2008 17:35:43 +0100 (CET)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from localhost (wojtek@localhost)
	by wojtek.tensor.gdynia.pl (8.14.3/8.14.3/Submit) with ESMTP id
	mBKGZgSM009634; Sat, 20 Dec 2008 17:35:43 +0100 (CET)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Date: Sat, 20 Dec 2008 17:35:42 +0100 (CET)
From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To: Gilles <gilles.ganault@free.fr>
In-Reply-To: <6dspk45mhp9u834qgmm465u70j56ir7qtj@4ax.com>
Message-ID: <20081220173519.H9566@wojtek.tensor.gdynia.pl>
References: <6dspk45mhp9u834qgmm465u70j56ir7qtj@4ax.com>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
Cc: freebsd-questions@freebsd.org
Subject: Re: [6.3/Asterisk + Zaptel] Unloading module for upgrade?
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 20 Dec 2008 16:35:52 -0000

> # kldunload -f zaptel
> kldunload: can't unload file: Device busy
> =========
> Dec 20 14:21:39 freebsd kernel: kldunload: attempt to unload file that
> was loaded by the kernel
> =========
> What is the right way to upgrade Zaptel, without rebooting the host?

please stop asterisk first to be able to reload zaptel.
you can't unload used module!