From owner-freebsd-isdn@FreeBSD.ORG Sun Nov 11 18:47:09 2007 Return-Path: Delivered-To: freebsd-isdn@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 662D516A417 for ; Sun, 11 Nov 2007 18:47:09 +0000 (UTC) (envelope-from vrban@vlines.de) Received: from wp036.webpack.hosteurope.de (wp036.webpack.hosteurope.de [80.237.132.43]) by mx1.freebsd.org (Postfix) with ESMTP id 355DD13C491 for ; Sun, 11 Nov 2007 18:47:09 +0000 (UTC) (envelope-from vrban@vlines.de) Received: from 174-204-116-85.dsl.manitu.net ([85.116.204.174] helo=[10.10.8.151]); authenticated by wp036.webpack.hosteurope.de running ExIM using esmtpa id 1IrH9I-0003p7-CY; Sun, 11 Nov 2007 19:03:08 +0100 Message-ID: <47374411.9080008@vlines.de> Date: Sun, 11 Nov 2007 19:04:01 +0100 From: Kristijan Vrban User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; de-AT; rv:1.8.1.9) Gecko/20071030 SeaMonkey/1.1.6 MIME-Version: 1.0 To: freebsd-isdn@freebsd.org Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-bounce-key: webpack.hosteurope.de;vrban@vlines.de;1194806829;6c6de141; Subject: The CAPI device is not present or accessible X-BeenThere: freebsd-isdn@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Using ISDN with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 11 Nov 2007 18:47:09 -0000 Hi, is just installed i4b, and isdnconfig shows my card: controller 0 = { Layer 1: description : HFC-2BDS0 128K PCI ISDN adapter type : passive ISDN (Basic Rate, 2xB) channels : 0x3 serial : 0xabcd power_save : on dialtone : enabled attached : yes PH-state : G3: Active Layer 2: driver_type : DRVR_DSS1_NT } But when i try to start callweaver with the chan_capi.callweaver, i get this: [chan_capi.so] => (Common ISDN API 2.0, CAPI2.0, for OpenPBX) == Parsing '/usr/local/etc/callweaver/capi.conf': Parsing /usr/local/etc/callweaver/capi.conf - Found Nov 11 19:45:04 WARNING[23320]: chan_capi.c:1434 capi_application_alloc: The CAPI device is not present or accessible! Nov 11 19:45:04 WARNING[23320]: chan_capi.c:8357 load_module: CAPI is disabled! Nov 11 19:45:04 WARNING[23320]: loader.c:348 __load_resource: chan_capi.so: load_module failed, returning -1 Nov 11 19:45:04 WARNING[23320]: loader.c:488 load_modules: Loading module chan_capi.so failed! What does the "capi20_is_installed" function check to tell me: "No Chapi" The capitest command is working Kristijan From owner-freebsd-isdn@FreeBSD.ORG Sun Nov 11 20:48:59 2007 Return-Path: Delivered-To: freebsd-isdn@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7D2EF16A417 for ; Sun, 11 Nov 2007 20:48:59 +0000 (UTC) (envelope-from vrban@vlines.de) Received: from wp036.webpack.hosteurope.de (wp036.webpack.hosteurope.de [80.237.132.43]) by mx1.freebsd.org (Postfix) with ESMTP id 48C3213C48D for ; Sun, 11 Nov 2007 20:48:59 +0000 (UTC) (envelope-from vrban@vlines.de) Received: from 174-204-116-85.dsl.manitu.net ([85.116.204.174] helo=[10.10.8.151]); authenticated by wp036.webpack.hosteurope.de running ExIM using esmtpa id 1IrJjX-0001g2-Q5; Sun, 11 Nov 2007 21:48:43 +0100 Message-ID: <47376AE0.3010403@vlines.de> Date: Sun, 11 Nov 2007 21:49:36 +0100 From: Kristijan Vrban User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; de-AT; rv:1.8.1.9) Gecko/20071030 SeaMonkey/1.1.6 MIME-Version: 1.0 To: freebsd-isdn@freebsd.org Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-bounce-key: webpack.hosteurope.de;vrban@vlines.de;1194814139;5423e686; Subject: Re: The CAPI device is not present or accessible X-BeenThere: freebsd-isdn@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Using ISDN with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 11 Nov 2007 20:48:59 -0000 Hans Petter Selasky schrieb: > On Sunday 11 November 2007, Kristijan Vrban wrote: > >> Hi, is just installed i4b, and isdnconfig shows my card: >> >> controller 0 = { >> Layer 1: >> description : HFC-2BDS0 128K PCI ISDN adapter >> type : passive ISDN (Basic Rate, 2xB) >> channels : 0x3 >> serial : 0xabcd >> power_save : on >> dialtone : enabled >> attached : yes >> PH-state : G3: Active >> Layer 2: >> driver_type : DRVR_DSS1_NT >> } >> >> But when i try to start callweaver with the chan_capi.callweaver, i get >> this: >> >> [chan_capi.so] => (Common ISDN API 2.0, CAPI2.0, for OpenPBX) >> == Parsing '/usr/local/etc/callweaver/capi.conf': Parsing >> /usr/local/etc/callweaver/capi.conf - Found >> Nov 11 19:45:04 WARNING[23320]: chan_capi.c:1434 capi_application_alloc: >> The CAPI device is not present or accessible! >> Nov 11 19:45:04 WARNING[23320]: chan_capi.c:8357 load_module: CAPI is >> disabled! >> Nov 11 19:45:04 WARNING[23320]: loader.c:348 __load_resource: >> chan_capi.so: load_module failed, returning -1 >> Nov 11 19:45:04 WARNING[23320]: loader.c:488 load_modules: Loading >> module chan_capi.so failed! >> >> What does the "capi20_is_installed" function check to tell me: "No >> Chapi" >> The capitest command is working >> > > This is a permissions issue. > > See "capi_delegate" in "man isdnconfig". You need to delegate CAPI to > callweaver, hence it does not run like root :-) > > --HPS > > > thanks, my bad habit to read only the firt 1/2 of the manpages... But now the next error: [chan_capi.so] => (Common ISDN API 2.0, CAPI2.0, for OpenPBX) == Parsing '/usr/local/etc/callweaver/capi.conf': Parsing /usr/local/etc/callweaver/capi.conf - Found == Reading config for ISDN2 -- config entry 'ISDN2' T=(*,isdn_in_nt,2) C=[0,0] E=(0,0,64,1) G=(1.000000/1.000000) H=(0) > supplementary services : 0x00000061 -- CAPI controller 0 supports: [HOLD/RETRIEVE][CD][MCID][DTMF][echo cancellation][supplementary] -- listening on controller=0, cip_mask=0x1fff03ff == Registered channel type 'CAPI' (Common ISDN API 2.0 Driver ) == Registered application 'capiCommand' Nov 11 22:32:25 ERROR[24111]: chan_capi.c:8321 load_module: Unable to register CAPI application == Unregistered channel type 'CAPI' Nov 11 22:32:27 WARNING[24111]: chan_capi.c:8357 load_module: CAPI is disabled! Nov 11 22:32:27 WARNING[24111]: loader.c:348 __load_resource: chan_capi.so: load_module failed, returning -1 Nov 11 22:32:27 WARNING[24111]: loader.c:488 load_modules: Loading module chan_capi.so failed! -- Kristijan Vrban From owner-freebsd-isdn@FreeBSD.ORG Sun Nov 11 20:59:05 2007 Return-Path: Delivered-To: freebsd-isdn@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 2EA8816A418 for ; Sun, 11 Nov 2007 20:59:05 +0000 (UTC) (envelope-from hselasky@c2i.net) Received: from swip.net (mailfe02.swip.net [212.247.154.33]) by mx1.freebsd.org (Postfix) with ESMTP id B7B0F13C48D for ; Sun, 11 Nov 2007 20:59:04 +0000 (UTC) (envelope-from hselasky@c2i.net) X-Cloudmark-Score: 0.000000 [] Received: from [85.19.218.45] (account mc467741@c2i.net [85.19.218.45] verified) by mailfe02.swip.net (CommuniGate Pro SMTP 5.1.13) with ESMTPA id 686525656; Sun, 11 Nov 2007 21:58:53 +0100 From: Hans Petter Selasky To: freebsd-isdn@freebsd.org Date: Sun, 11 Nov 2007 21:59:26 +0100 User-Agent: KMail/1.9.7 References: <47376AE0.3010403@vlines.de> In-Reply-To: <47376AE0.3010403@vlines.de> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200711112159.27271.hselasky@c2i.net> Cc: Subject: Re: The CAPI device is not present or accessible X-BeenThere: freebsd-isdn@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Using ISDN with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 11 Nov 2007 20:59:05 -0000 On Sunday 11 November 2007, Kristijan Vrban wrote: > chan_capi.c:8321 I think you manually have to comment out the following line in "chan_capi" and recompile: chan_capi.c:8321 --HPS From owner-freebsd-isdn@FreeBSD.ORG Sun Nov 11 21:29:34 2007 Return-Path: Delivered-To: freebsd-isdn@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 1F23516A420 for ; Sun, 11 Nov 2007 21:29:34 +0000 (UTC) (envelope-from vrban@vlines.de) Received: from wp036.webpack.hosteurope.de (wp036.webpack.hosteurope.de [80.237.132.43]) by mx1.freebsd.org (Postfix) with ESMTP id 6980813C48E for ; Sun, 11 Nov 2007 21:29:33 +0000 (UTC) (envelope-from vrban@vlines.de) Received: from 174-204-116-85.dsl.manitu.net ([85.116.204.174] helo=[10.10.8.151]); authenticated by wp036.webpack.hosteurope.de running ExIM using esmtpa id 1IrKMq-0005EP-V4; Sun, 11 Nov 2007 22:29:21 +0100 Message-ID: <47377465.9070102@vlines.de> Date: Sun, 11 Nov 2007 22:30:13 +0100 From: Kristijan Vrban User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; de-AT; rv:1.8.1.9) Gecko/20071030 SeaMonkey/1.1.6 MIME-Version: 1.0 CC: freebsd-isdn@freebsd.org References: <47376AE0.3010403@vlines.de> <200711112159.27271.hselasky@c2i.net> In-Reply-To: <200711112159.27271.hselasky@c2i.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-bounce-key: webpack.hosteurope.de;vrban@vlines.de;1194816573;704384a8; Subject: Re: The CAPI device is not present or accessible X-BeenThere: freebsd-isdn@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Using ISDN with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 11 Nov 2007 21:29:34 -0000 Hans Petter Selasky schrieb: > On Sunday 11 November 2007, Kristijan Vrban wrote: > >> chan_capi.c:8321 >> > > I think you manually have to comment out the following line in "chan_capi" and > recompile: > > chan_capi.c:8321 > > --HPS > > > Yeah! It's running now! But I reckon iam the first person running callweaver with chan_capi-hps? Or one of an group <10. However, now i have and good BRI solution *and* T.38 Kristijan From owner-freebsd-isdn@FreeBSD.ORG Sun Nov 11 22:39:02 2007 Return-Path: Delivered-To: freebsd-isdn@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6E91816A419 for ; Sun, 11 Nov 2007 22:39:02 +0000 (UTC) (envelope-from hselasky@c2i.net) Received: from swip.net (mailfe10.swipnet.se [212.247.155.33]) by mx1.freebsd.org (Postfix) with ESMTP id 6BE8913C48E for ; Sun, 11 Nov 2007 22:39:01 +0000 (UTC) (envelope-from hselasky@c2i.net) X-Cloudmark-Score: 0.000000 [] Received: from [85.19.218.45] (account mc467741@c2i.net [85.19.218.45] verified) by mailfe10.swip.net (CommuniGate Pro SMTP 5.1.13) with ESMTPA id 514571964; Sun, 11 Nov 2007 20:38:36 +0100 From: Hans Petter Selasky To: freebsd-isdn@freebsd.org Date: Sun, 11 Nov 2007 20:39:10 +0100 User-Agent: KMail/1.9.7 References: <47374411.9080008@vlines.de> In-Reply-To: <47374411.9080008@vlines.de> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200711112039.11185.hselasky@c2i.net> Cc: Subject: Re: The CAPI device is not present or accessible X-BeenThere: freebsd-isdn@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Using ISDN with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 11 Nov 2007 22:39:02 -0000 On Sunday 11 November 2007, Kristijan Vrban wrote: > Hi, is just installed i4b, and isdnconfig shows my card: > > controller 0 = { > Layer 1: > description : HFC-2BDS0 128K PCI ISDN adapter > type : passive ISDN (Basic Rate, 2xB) > channels : 0x3 > serial : 0xabcd > power_save : on > dialtone : enabled > attached : yes > PH-state : G3: Active > Layer 2: > driver_type : DRVR_DSS1_NT > } > > But when i try to start callweaver with the chan_capi.callweaver, i get > this: > > [chan_capi.so] => (Common ISDN API 2.0, CAPI2.0, for OpenPBX) > == Parsing '/usr/local/etc/callweaver/capi.conf': Parsing > /usr/local/etc/callweaver/capi.conf - Found > Nov 11 19:45:04 WARNING[23320]: chan_capi.c:1434 capi_application_alloc: > The CAPI device is not present or accessible! > Nov 11 19:45:04 WARNING[23320]: chan_capi.c:8357 load_module: CAPI is > disabled! > Nov 11 19:45:04 WARNING[23320]: loader.c:348 __load_resource: > chan_capi.so: load_module failed, returning -1 > Nov 11 19:45:04 WARNING[23320]: loader.c:488 load_modules: Loading > module chan_capi.so failed! > > What does the "capi20_is_installed" function check to tell me: "No Chapi" > The capitest command is working This is a permissions issue. See "capi_delegate" in "man isdnconfig". You need to delegate CAPI to callweaver, hence it does not run like root :-) --HPS From owner-freebsd-isdn@FreeBSD.ORG Mon Nov 12 11:07:00 2007 Return-Path: Delivered-To: freebsd-isdn@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 29F5616A536 for ; Mon, 12 Nov 2007 11:07:00 +0000 (UTC) (envelope-from owner-bugmaster@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id F139913C4B2 for ; Mon, 12 Nov 2007 11:06:59 +0000 (UTC) (envelope-from owner-bugmaster@FreeBSD.org) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.1/8.14.1) with ESMTP id lACB6x3t089725 for ; Mon, 12 Nov 2007 11:06:59 GMT (envelope-from owner-bugmaster@FreeBSD.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.1/8.14.1/Submit) id lACB6x1m089721 for freebsd-isdn@FreeBSD.org; Mon, 12 Nov 2007 11:06:59 GMT (envelope-from owner-bugmaster@FreeBSD.org) Date: Mon, 12 Nov 2007 11:06:59 GMT Message-Id: <200711121106.lACB6x1m089721@freefall.freebsd.org> X-Authentication-Warning: freefall.freebsd.org: gnats set sender to owner-bugmaster@FreeBSD.org using -f From: FreeBSD bugmaster To: freebsd-isdn@FreeBSD.org Cc: Subject: Current problem reports assigned to freebsd-isdn@FreeBSD.org X-BeenThere: freebsd-isdn@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Using ISDN with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 12 Nov 2007 11:07:00 -0000 Current FreeBSD problem reports Critical problems Serious problems Non-critical problems S Tracker Resp. Description -------------------------------------------------------------------------------- s kern/79117 isdn [iavc] iavc(4) for AVM B1 PCI does not attach 1 problem total. From owner-freebsd-isdn@FreeBSD.ORG Mon Nov 12 12:23:57 2007 Return-Path: Delivered-To: freebsd-isdn@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3433116A417 for ; Mon, 12 Nov 2007 12:23:57 +0000 (UTC) (envelope-from michael@askozia.com) Received: from ug-out-1314.google.com (ug-out-1314.google.com [66.249.92.170]) by mx1.freebsd.org (Postfix) with ESMTP id BFDF313C4A5 for ; Mon, 12 Nov 2007 12:23:56 +0000 (UTC) (envelope-from michael@askozia.com) Received: by ug-out-1314.google.com with SMTP id y2so916053uge for ; Mon, 12 Nov 2007 04:23:46 -0800 (PST) Received: by 10.66.242.5 with SMTP id p5mr2286038ugh.1194870225851; Mon, 12 Nov 2007 04:23:45 -0800 (PST) Received: by 10.67.92.17 with HTTP; Mon, 12 Nov 2007 04:23:45 -0800 (PST) Message-ID: Date: Mon, 12 Nov 2007 13:23:45 +0100 From: "Michael Iedema" To: "Hans Petter Selasky" In-Reply-To: <200711082243.48348.hselasky@c2i.net> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <200711082243.48348.hselasky@c2i.net> Cc: freebsd-isdn@freebsd.org Subject: Re: echo cancellation / suppression in chan_capi & isdn4bsd by HPS X-BeenThere: freebsd-isdn@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Using ISDN with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 12 Nov 2007 12:23:57 -0000 Hello Hans Petter, Thanks for the feedback on those questions! > > - What is the value range for "echotail"? (32, 64, 128, 256?) > > Currently has no effect. It should set the number of samples or milliseconds > that the echo cancel filter should cover. > Is this a i4b or chan_capi problem? I would like to implement this if i4b can handle variably sized tails. Regards, -Michael From owner-freebsd-isdn@FreeBSD.ORG Mon Nov 12 12:27:23 2007 Return-Path: Delivered-To: freebsd-isdn@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 45DAC16A419 for ; Mon, 12 Nov 2007 12:27:23 +0000 (UTC) (envelope-from michael@askozia.com) Received: from ug-out-1314.google.com (ug-out-1314.google.com [66.249.92.171]) by mx1.freebsd.org (Postfix) with ESMTP id D6AB313C4A8 for ; Mon, 12 Nov 2007 12:27:22 +0000 (UTC) (envelope-from michael@askozia.com) Received: by ug-out-1314.google.com with SMTP id y2so916807uge for ; Mon, 12 Nov 2007 04:27:14 -0800 (PST) Received: by 10.66.219.16 with SMTP id r16mr139539ugg.1194870433691; Mon, 12 Nov 2007 04:27:13 -0800 (PST) Received: by 10.67.92.17 with HTTP; Mon, 12 Nov 2007 04:27:13 -0800 (PST) Message-ID: Date: Mon, 12 Nov 2007 13:27:13 +0100 From: "Michael Iedema" To: "Oliver von Bueren" In-Reply-To: <4734A29E.2080409@ovb.ch> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <4734A29E.2080409@ovb.ch> Cc: freebsd-isdn@freebsd.org Subject: Re: echo cancellation / suppression in chan_capi & isdn4bsd by HPS X-BeenThere: freebsd-isdn@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Using ISDN with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 12 Nov 2007 12:27:23 -0000 On 11/9/07, Oliver von Bueren wrote: > Hi Michael > > Michael Iedema wrote: > > - echosquelch - activates some "light" echo cancellation in the > > chan_capi code itself > > > I have set this to yes in capi.conf (and only this, all others don't > work for me at all) > > Next thing I did to improve the echo situation on calls from IP phones > to ISDN is to change a default value in i4b_global.h from 9 to 10: > #define I4B_ECHO_CANCEL_P_COMPLEX (10) > Without that, it was pretty bad and my wife complained! > That's interesting. I haven't had any echo on my lines so far but now I have another "tool" in case I start to experience some. -Michael From owner-freebsd-isdn@FreeBSD.ORG Mon Nov 12 17:46:54 2007 Return-Path: Delivered-To: freebsd-isdn@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7065116A41A for ; Mon, 12 Nov 2007 17:46:54 +0000 (UTC) (envelope-from hselasky@c2i.net) Received: from swip.net (mailfe13.tele2.se [212.247.155.129]) by mx1.freebsd.org (Postfix) with ESMTP id F2D3B13C481 for ; Mon, 12 Nov 2007 17:46:53 +0000 (UTC) (envelope-from hselasky@c2i.net) X-Cloudmark-Score: 0.000000 [] Received: from [85.19.218.45] (account mc467741@c2i.net [85.19.218.45] verified) by mailfe13.swip.net (CommuniGate Pro SMTP 5.1.13) with ESMTPA id 296419880; Mon, 12 Nov 2007 17:44:54 +0100 From: Hans Petter Selasky To: "Michael Iedema" Date: Mon, 12 Nov 2007 17:45:22 +0100 User-Agent: KMail/1.9.7 References: <200711082243.48348.hselasky@c2i.net> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200711121745.23097.hselasky@c2i.net> Cc: freebsd-isdn@freebsd.org Subject: Re: echo cancellation / suppression in chan_capi & isdn4bsd by HPS X-BeenThere: freebsd-isdn@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Using ISDN with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 12 Nov 2007 17:46:54 -0000 On Monday 12 November 2007, Michael Iedema wrote: > Hello Hans Petter, > > Thanks for the feedback on those questions! > > > > - What is the value range for "echotail"? (32, 64, 128, 256?) > > > > Currently has no effect. It should set the number of samples or > > milliseconds that the echo cancel filter should cover. > > Is this a i4b or chan_capi problem? I would like to implement this if > i4b can handle variably sized tails. > > Regards, > -Michael Hi, The problem is in the kernel. The current Echo Cancel Implementation use a fixed "Tail Length" :-( --HPS