Date: Mon, 31 Jan 2011 21:06:27 +0100 From: Hans Petter Selasky <hselasky@c2i.net> To: freebsd-usb@freebsd.org Cc: ed@freebsd.org Subject: Re: u3g(4) incorrectly returning EOF Message-ID: <201101312106.27351.hselasky@c2i.net> In-Reply-To: <20110131195921.GA57678@server.vk2pj.dyndns.org>
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On Monday 31 January 2011 20:59:21 Peter Jeremy wrote: > I use a Huawei E176 on FreeBSD 8.1 for portable 3G connectivity. > Occasionally, ppp(8) reports: > Phase: deflink: read (2): Got zero bytes > Phase: deflink: open -> lcp > and ppp(8) brings the link down. Trying to restart the link shows > that the E176 still thinks the link is up (entering 'term' and then > '~p' restores connectivity). grog@ has similar problems with an E1762. > > Can anyone suggest why u3g(4) is incorrectly reporting EOF to an > application? Hi, Try enabling u3g debugging. sysctl hw.usb.u3g.debug=15 This might require compiling a kernel having: options USB_DEBUG Maybe the zero length data comes from USB. Else it is a TTY problem. --HPShelp
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