From owner-freebsd-isdn Thu Sep 3 08:33:10 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id IAA01513 for freebsd-isdn-outgoing; Thu, 3 Sep 1998 08:33:10 -0700 (PDT) (envelope-from owner-freebsd-isdn@FreeBSD.ORG) Received: from mail.ppp.net (mail.ppp.net [194.64.12.35]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id IAA01507 for ; Thu, 3 Sep 1998 08:33:08 -0700 (PDT) (envelope-from ernie!bert.kts.org!hm@ppp.net) Received: from casparc.ppp.net (casparc2.ppp.net [194.64.12.42]) by mail.ppp.net (8.8.8/8.8.8) with SMTP id RAA19426; Thu, 3 Sep 1998 17:32:03 +0200 Received: from ernie by casparc.ppp.net with uucp (Smail3.1.28.1 #1) id m0zEbMg-002ZjZC; Thu, 3 Sep 98 17:32 MET DST Received: from bert.kts.org(really [194.55.156.2]) by ernie.kts.org via sendmail with smtp id for ; Thu, 3 Sep 1998 17:21:23 +0200 (CEST) (Smail-3.2.0.91 1997-Jan-14 #3 built 1998-Feb-14) Received: by bert.kts.org via sendmail with stdio id for freebsd-isdn@FreeBSD.ORG; Thu, 3 Sep 1998 17:21:22 +0200 (CEST) (Smail-3.2.0.94 1997-Apr-22 #2 built 1998-Aug-25) Message-Id: From: hm@kts.org (Hellmuth Michaelis) Subject: Re: called-back, rejects and auto hangup In-Reply-To: <19980903162118.27170@wau.mis.ah.nl> from Leo Weppelman at "Sep 3, 98 04:21:18 pm" To: leo@wau.mis.ah.nl (Leo Weppelman) Date: Thu, 3 Sep 1998 17:21:22 +0200 (CEST) Cc: freebsd-isdn@FreeBSD.ORG Organization: Kitchen Table Systems Reply-To: hm@kts.org X-Mailer: ELM [version 2.4ME+ PL40 (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 Leo Weppelman wrote: > > I think Gary said it already: the remote calls back almost immediately; long > > before the local call to the remote is disconnected - this can be seen > > from the traces you sent me in private mail. > > Can you tell me why you think this is the case? To quote from your trace: You call out to your company ... (Call Reference cr=0x08) -- TE->NT - unit:0 - frame:000005 - time:02.09 21:19:40.17 - length:42 --------- Dump:000 00 c5 00 00 .... Q921: SAP=0 (Call Control), C, TEI=98, I-Frame: N(S) 0 N(R) 0 P 0 Q931: pd=Q.931/I.451, cr=0x08 (from origination), message=SETUP: [sending complete] [bearer capability: cap=unrestricted digital information std=CCITT rate=64 kbit/s mode=circuit] [channel id: channel=B-1 (preferred)] [calling party number: 0LOCAL (type=unknown, plan=ISDN)] [called party number: 0REMOTE (type=unknown, plan=ISDN)] ... It rings in your company ... -- NT->TE - unit:0 - frame:000010 - time:02.09 21:19:44.46 - length:8 ---------- Dump:000 02 c5 02 02 .... Q921: SAP=0 (Call Control), C, TEI=98, I-Frame: N(S) 1 N(R) 1 P 0 Dump:004 08 01 88 01 .... Q931: pd=Q.931/I.451, cr=0x08 (from destination), message=ALERTING: ... Your company calls back (Call Reference cr=0x06) ... -- NT->TE - unit:0 - frame:000012 - time:02.09 21:19:46.48 - length:44 --------- Dump:000 02 ff 03 ... Q921: SAP=0 (Call Control), C, TEI=127, U-Frame: UI PF 0 Q931: pd=Q.931/I.451, cr=0x06 (from origination), message=SETUP: [sending complete] [bearer capability: cap=unrestricted digital information std=CCITT rate=64 kbit/s mode=circuit] [channel id: channel=B-2 (exclusive)] [calling party number: REMOTE (type=national, plan=ISDN, presentation allowed, screening user provided: verified & passed)] [called party number: LOCAL (type=national, plan=ISDN)] [low layer compatibility: LEN=0x02, DATA=0x88 0x90 ] ... You dont accept the call The exchange tries again (Call Reference cr=0x07) ... -- NT->TE - unit:0 - frame:000014 - time:02.09 21:19:54.45 - length:44 --------- Dump:000 02 ff 03 ... Q921: SAP=0 (Call Control), C, TEI=127, U-Frame: UI PF 0 Q931: pd=Q.931/I.451, cr=0x07 (from origination), message=SETUP: [sending complete] [bearer capability: cap=unrestricted digital information std=CCITT rate=64 kbit/s mode=circuit] [channel id: channel=B-2 (exclusive)] [calling party number: REMOTE (type=national, plan=ISDN, presentation allowed, screening user provided: verified & passed)] [called party number: LOCAL (type=national, plan=ISDN)] [low layer compatibility: LEN=0x02, DATA=0x88 0x90 ] ... and again and again and again. The call to your company went out 21:19:40.17, now it is 21:21:12.28 almost 1 1/2 minutes (!!!!!!) after the setup with cr=0x08 comes the disconnect for this call - that is ridiculous !!! -- NT->TE - unit:0 - frame:000053 - time:02.09 21:21:12.28 - length:12 --------- Dump:000 02 c5 04 02 .... Q921: SAP=0 (Call Control), C, TEI=98, I-Frame: N(S) 2 N(R) 1 P 0 Dump:004 08 01 88 45 08 02 82 92 ...E.... Q931: pd=Q.931/I.451, cr=0x08 (from destination), message=DISCONNECT: [cause: 18: No user responding (Q.850) (location=public network serving local user, std=CCITT)] This is strange. At least you see that your company is _immediately_ (!!!) calling you back which is the primary cause of your problem. The other problem is the remote end (or the exchange) which somehow delays the disconnect message for 1 and a half minutes. hellmuth -- Hellmuth Michaelis hm@kts.org Hamburg, Europe We all live in a yellow subroutine, yellow subroutine, yellow subroutine ... To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isdn" in the body of the message