Messages in this thread | | | Subject | AW: tcp/ip connect on demand | Date | Fri, 4 Jul 2008 13:04:40 +0200 | From | "Jens-Michael Hoffmann" <> |
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>Jan Engelhardt wrote: >> On Thursday 2008-07-03 20:28, H. Peter Anvin wrote: >>> Jens-Michael Hoffmann wrote: >>>> hi, >>>> >>>> what is the right way to implement a "connect on demand" feature? >>>> Example: user types url in firefox and presses return. Then >>>> the system should set up network devices and proceed as usual. >>>> >>>> Is there a hook in the kernel we can use? >>> In the kernel, no. Nor do you need one; the best place to hook into this is >>> probably the name service system (so you catch it on trying to look up >>> hostnames.) >>> >>> Alternatively, you can set up a bridge device which you can listen to via a tap >>> device; when you see traffic, you bring up the real network and attach it to >>> the bridge. >> >> There is on-demand for PPP devices; though that is probably specific >> to PPP.
> Yes, those monitor traffic at the PPP device port, I believe.
thanks for the help guys, that looks like what we are looking for.
Best regards
Jens-Michael Hoffmann
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