Dear Robert, Does pppd (point to point daemon) always comes into picture when browsing internet using radio modem or 3G USB data card.
On Friday, June 21, 2013 11:43:09 AM UTC+5:30, rishi gupta wrote: > > Thank you Robert, I am going through code to understand deeply what you > have said. > You made my weekend :) > > On Thursday, June 20, 2013 10:24:25 PM UTC+5:30, Robert Greenwalt wrote: >> >> Both wifi and mobile data present network devices to the kernel. >> ConnectivityService decides relative priority and by default will tear >> down mobile if wifi is present leaving you with only one connection at a >> time. A default route is added for the given interface and packets are >> routed normally. The OEMs radio driver is responsible for passing those >> packets back and forth to the cellular radio for transmission to the >> carriers infrastructure. >> >> >> On Thu, Jun 20, 2013 at 3:59 AM, rishi gupta <gup...@gmail.com> wrote: >> >>> Hi everyone, >>> >>> Using browser app, when I visit a website say www.xyz.com, using Wifi >>> the webpage loads. This I can comprehend how it happens. But what I wanted >>> to know is when WiFi is off and Mobile data (3G) is on, how does the same >>> browser application request gets routed. Where does the switch happens. >>> Where decision is made to which network to use. >>> >>> Any source link ? >>> >>> I have explored config.xml and other RIL and WiFi related things. >>> >>> -- >>> -- >>> unsubscribe: android-porti...@googlegroups.com >>> website: http://groups.google.com/group/android-porting >>> >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "android-porting" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to android-porti...@googlegroups.com. >>> For more options, visit https://groups.google.com/groups/opt_out. >>> >>> >>> >> >> -- -- unsubscribe: android-porting+unsubscr...@googlegroups.com website: http://groups.google.com/group/android-porting --- You received this message because you are subscribed to the Google Groups "android-porting" group. To unsubscribe from this group and stop receiving emails from it, send an email to android-porting+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.