Re: About the transceiver and sending packets to / from a hardware

[CEL]

It's great that you posted here! I was thanking you for that! Welcome
to the community!

On Fri, 2020-02-14 at 16:37 -0600, sampath ranga wrote:
> Hello Mr.Marcus Muller , 
> 
>    I totally understand and i apologize for not asking my question in public 
> . I am new to this forum . I have been working on gnu radio for some time and 
> just came to know about this platform that does discussion . So I just got an 
> idea of how to subscribe and how to post the questions. I am totally sorry if 
> something is wrong . Yes i will see through the reply you sent and try to 
> work on it and will get you back soon 
> 
> Thanks and regards , 
> Ranganathan Sampathkumar 
> 
> On Fri, Feb 14, 2020 at 4:31 PM Müller, Marcus (CEL) <address@hidden> wrote:
> > Hi!
> > 
> > On Fri, 2020-02-14 at 14:57 -0600, sampath ranga wrote:
> > > How are you? I am Ranganathan Sampathkumar, one of the research students 
> > > who gave request to you through Linkedin a few days ago.
> > 
> > I'd respectfully like to point out that as an author and maintainer of
> > open source software, it's often a very time-consuming task to read the
> > private messages asking for advice about one's projects. Knowing the
> > less-than-amusing messages that show up on the issues on Basti's
> > software projects, I think it what reaches him in private actually be a
> > really bad burden for him.
> > 
> > It's really much better that you wrote here to the mailing list; in
> > general, unless it's really something that *must* be done in privacy,
> > it's polite to use the public platforms of open source projects and
> > communities. Thanks for reaching out in this public way!
> > 
> > > 1. Is the implementation verification can only be done with TelosB mote 
> > > with contiki firmware? 
> > 
> > Haven't played with in a while, but gr-ieee802-15-4 is at least as far
> > as I know a standards-compliant implementation: If you configure it in
> > a standards-compliant way, it simply "speaks" zigbee. 
> > 
> > > Can we use other Zigbee hardware to sniff the message?
> > 
> > Yes?
> > 
> > >  When i tried to do that i can transceive the message successfully in 
> > > Wireshark 
> > 
> > with what did you try? Notice that the Wireshark dissector might not
> > like the packet format of all capture devices.
> > 
> > >  2. Or if i do in reverse, say for example if i try to send a message
> > > from other Zigbee device to the GNU Radio that has transceiver code
> > > with .pcap file, I am seeing the "packets that has been sent from the
> > > transceiver in .pcap file at Wireshark  but the .pcap file doesnot
> > > have the message from the other hardware device".
> > 
> > There's different 802.15.4 PHYs, make sure you're using the same, and
> > appropriately configured, for your other device. There's more that can
> > go wrong here than can go right – employ your signal processing
> > knowledge and the Qt GUI sinks to inspect what you're receiving while
> > you are receiving it.
> > 
> > Best regards,
> > Marcus

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