From owner-freebsd-isdn Wed Apr 1 01:43:33 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id BAA24052 for freebsd-isdn-outgoing; Wed, 1 Apr 1998 01:43:33 -0800 (PST) (envelope-from owner-freebsd-isdn@FreeBSD.ORG) Received: from rvc1.informatik.ba-stuttgart.de (rvc1.informatik.ba-stuttgart.de [141.31.112.22]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id BAA23904 for ; Wed, 1 Apr 1998 01:43:17 -0800 (PST) (envelope-from helbig@Informatik.BA-Stuttgart.DE) Received: (from helbig@localhost) by rvc1.informatik.ba-stuttgart.de (8.8.8/8.8.5) id LAA22292; Wed, 1 Apr 1998 11:42:35 +0200 (MET DST) From: Wolfgang Helbig Message-Id: <199804010942.LAA22292@rvc1.informatik.ba-stuttgart.de> Subject: Re: i4b-L1-F_ill:What is this? In-Reply-To: from Hellmuth Michaelis at "Apr 1, 98 09:23:36 am" To: hm@hcs.de Date: Wed, 1 Apr 1998 11:42:35 +0200 (MET DST) Cc: garyj@muc.de, freebsd-isdn@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL30 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-isdn@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > >From the keyboard of Gary Jennejohn: > > > >> xxx_ISAC_IRQ..: RME: Input Buffer Overflow... > > > > I see exactly the same thing with a Teles 16.3 card when I boot and _before_ > > isdnd starts. Once the daemon is running the messages disappear. > > Hmm - Gary, i remember we found out that you have got a constant-active > ("daueraktiv" in german, don't know the english word) S0 bus, perhaps > this is the cause ?! According to Q.921 5.9.3 the max size of the information field is 260 bytes. Add four bytes (2 bytes address and 2 bytes control) and you end up with a max size of a D frame of 264 bytes. So I suggest the following change: (Didn't test it though) Wolfgang --- /home/helbig/src/i4b/layer1/i4b_l1.h Tue Mar 10 14:57:47 1998 +++ layer1/i4b_l1.h Wed Apr 1 11:38:22 1998 @@ -72,7 +72,7 @@ #define SEC_DELAY 1000000 /* one second DELAY for DELAY*/ -#define MAX_DFRAME_LEN 260 /* max length of a D frame */ +#define MAX_DFRAME_LEN 264 /* max length of a D frame */ #define min(a,b) ((a)<(b)?(a):(b)) To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isdn" in the body of the message