Hi, Simon Thanks a lot, I am actually trying pcap right now according to your suggestions in some early email. For me it is fine if I can not see the packets sent by linux host..
Zhuoran 2016-04-28 1:30 GMT-05:00 Simon Goldschmidt <[email protected]>: > Zhuoran Zhao wrote: > > [..] to extract profiling data of executing lwip on raspberry pi, > > So you want to test lwIP's performance on raspi by executing it on linx > first? > > > that's the reason I executed lwip in the user space on top of linux. > > I would have thought lwIP's performance gets worse by adding linux... > > > So for this purpose, instead of actually merging lwip into kernel, do > you think > > there is some simpler way to do the packet sniffers? Basically I need to > sniff > > the packets from the on board wireless interface (wlan0), and it seems > that > > bridging is not supported by the wlan driver... > > Linux is a bit tricky here. On windows, we use winpcap to do that. On > linux, you > can use pcap or raw sockets, but a) both are not supported on all > platforms and > b) you don't see packets sent by the linux host you are running on (at > least not > for pcap, I'm not 100% sure for raw sockets). > > Simon > > _______________________________________________ > lwip-users mailing list > [email protected] > https://lists.nongnu.org/mailman/listinfo/lwip-users > -- Zhuoran Zhao Computer Engineering Research Center (CERC), University of Texas at Austin, Department of Electrical and Computer Engineering, University of Texas at Austin, Cellphone: (+1)512-751-1819 Email: [email protected] Skype: zhuoran.zhao
_______________________________________________ lwip-users mailing list [email protected] https://lists.nongnu.org/mailman/listinfo/lwip-users
