From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============4037120947401873797==" MIME-Version: 1.0 From: Zhang, Zhenhua Subject: RE: About Connection between PPP and linux Sockets Date: Fri, 20 Aug 2010 08:51:14 +0800 Message-ID: <33AB447FBD802F4E932063B962385B352A353FAC@shsmsx501.ccr.corp.intel.com> In-Reply-To: <1282215259.23399.171.camel@localhost.localdomain> List-Id: To: ofono@ofono.org --===============4037120947401873797== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hi Marcel, Marcel Holtmann wrote: > Hi Steven, > = >> I have a little question just as the title said? >> In Ofono how to connect PPP to Linux socket, when we receive packet >> from network, how the packet go through the kernel to application=EF=BC= =9F >> = >> modem -->PPP-->? --> linux kernel(network part)--> socket --> >> application? = > = > it is more like this: > = > modem -> TTY -> PPP -> TUN/TAP -> Kernel Net-Stack -> socket -> > application. = > = > With the TTY being in kernel, the PPP being in userspace, and TUN/TAP > etc. begin in the kernel again. > = > A future enhancement is to use the kernel PPP layer, but we haven't > gotten there yet. I am interested to know how could we use kernel PPP layer instead of gatppp= . Shall we add this item into our TODO? = > Regards > = > Marcel > = > = > _______________________________________________ > ofono mailing list > ofono(a)ofono.org > http://lists.ofono.org/listinfo/ofono Regards, Zhenhua --===============4037120947401873797==--