From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay.sandelman.ca (relay.cooperix.net [176.58.120.209]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 366F41DFE8 for ; Tue, 10 Sep 2024 12:48:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=176.58.120.209 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725972503; cv=none; b=V06yY4r3AGKzOQQXbj5MLyjQus7ZvNs1YTzqa1n0fiBjLRek48VrVAWrNa2wyWBLtlkaGmBFUxYybjPaCtvFMKBkn64O7JfQnjpV5L9UpMQP9+8PYMdGtR1PiHIO2uLxnwJK6jlpZKAFSxARCc1tRVQolycd8+bGx/f64E6ZByY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725972503; c=relaxed/simple; bh=lV4/SkpJK7hZqnN86LrQKDq3ZQewQBcjjhp228nf+4s=; h=From:To:cc:Subject:In-reply-to:References:MIME-Version: Content-Type:Date:Message-ID; b=l2kC3p3X+nCytNu667IY1poPbvaFbwWlzYsWns/LnpygKD+Wt5UUsJUZjvUOJ5abqKuDJrDjivLUcBtkRcy5Dw65nRaHsRUlC09zd8LllBsG/CaQyc859scjiHA3AFbHIpeHeTQTI5p1KpU1uwy2utktf0xRtH9apjP5h4o6YRg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sandelman.ca; spf=pass smtp.mailfrom=sandelman.ca; dkim=pass (2048-bit key) header.d=sandelman.ca header.i=@sandelman.ca header.b=AQA+XXAS; arc=none smtp.client-ip=176.58.120.209 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sandelman.ca Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sandelman.ca Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sandelman.ca header.i=@sandelman.ca header.b="AQA+XXAS" Authentication-Results: relay.sandelman.ca; dkim=pass (2048-bit key; secure) header.d=sandelman.ca header.i=@sandelman.ca header.a=rsa-sha256 header.s=dyas header.b=AQA+XXAS; dkim-atps=neutral Received: from dyas.sandelman.ca (unknown [142.169.16.87]) by relay.sandelman.ca (Postfix) with ESMTPS id 9B8ED1F483; Tue, 10 Sep 2024 12:36:50 +0000 (UTC) Received: by dyas.sandelman.ca (Postfix, from userid 1000) id AB989AB65B; Tue, 10 Sep 2024 08:39:39 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=sandelman.ca; s=dyas; t=1725971979; bh=lV4/SkpJK7hZqnN86LrQKDq3ZQewQBcjjhp228nf+4s=; h=From:To:cc:Subject:In-reply-to:References:Date:From; b=AQA+XXASCmW17rH7tx8dYhfOE8MnzH3cvicKFjrpbS+iTRylWqNJ4ycwZKnwSDPCs QJRbaXpIX54aXGVZCORWgW6YHKQhQM4cT/7F/Eqn/qxYLfbQbAY9korFnLCZdSoepi eqawGUtUOJ0s8PvrIUcYhpnc9HqUp8cApGpgjVX2Ne7FxMl18cC/86A3Id6L6Mn0Tj OWCoxjGQh5U/6JVDjRTHe5RiZuLEs2G2FiduX3tIhZpcAnrzbYMFr6FbEM7akfYJ1J U4m1P6XF7deGZatk+eyJy4fu3HLUj45JOM3VQ56WE63Fcka7yqjw9+G90/6ynv30gF RwBkm+zR4ks7A== Received: from dyas (localhost [127.0.0.1]) by dyas.sandelman.ca (Postfix) with ESMTP id A880EA003B; Tue, 10 Sep 2024 08:39:39 -0400 (EDT) From: Michael Richardson To: Devesh Chipade cc: linux-ppp@vger.kernel.org Subject: Re: PPP Modem Hangup In-reply-to: References: Comments: In-reply-to Devesh Chipade message dated "Mon, 09 Sep 2024 15:55:20 -0700." X-Mailer: MH-E 8.6+git; nmh 1.7+dev; GNU Emacs 26.3 Precedence: bulk X-Mailing-List: linux-ppp@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" Date: Tue, 10 Sep 2024 08:39:39 -0400 Message-ID: <358952.1725971979@dyas> --=-=-= Content-Type: text/plain Given that you have: local # Do not use modem control lines; assume a then pppd ought to tell the TTL to ignore DCD drops. Is this a real serial connection, or actually serial over USB or PPPoE? Looks like USB0. USB/TTL adapter I bet. Are other pins being used for (JTAG) programming, reset? Maybe "stty -F /dev/ttyUSB0 -a" (as root) during your magic 6s. Is clocal set? --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCgAdFiEERK+9HEcJHTJ9UqTMlUzhVv38QpAFAmbgPgsACgkQlUzhVv38 QpAXjAgAldYhra1U427fXa56346/iwvAVXYYncvadOLczdUPV2Vfw6Q/vn8MvZbR dyWBzkBQ6Kc5U8DopXzlbKp88qw4O7HykidtorDb0srynZnoETgRmwzATaM3QTNU KLZpsNk7g3DZ21wa32E3yzBbfHT7AqbDmCyyqI7uTGONPEX/vQvmxAZjEKEkBnr3 buwUd67KPjaWNHeSnrfLA9t6FL/mNbsgrMFpc8afvo+YrYzCIH/yLdXnROCzPBQJ Vf+vLAbCUC1qUxCrFRIGShUMBRFE/GLVpv4QcYcgX+eblPTvociR89uGKoPcLqqy sGD8DZKS7ginRke+CXtNHi2oEZKZpA== =1Lgr -----END PGP SIGNATURE----- --=-=-=--