Re: [Discuss-gnuradio] Tun/Tap Problem while Running tunnel.py while wireshark recognizes

2013-06-11 Thread Tom Rondeau
On Tue, Jun 11, 2013 at 1:16 AM, Karan Talasila wrote: > Hi Jay and Tom, > we too are having similar issues in communicating > between two USRP's using tunnel.py. we fiddled a lot with the gain values, > changed frequencies, modified delay variables in the code but found th

Re: [Discuss-gnuradio] Tun/Tap Problem while Running tunnel.py while wireshark recognizes

2013-06-10 Thread Karan Talasila
Hi Jay and Tom, we too are having similar issues in communicating between two USRP's using tunnel.py. we fiddled a lot with the gain values, changed frequencies, modified delay variables in the code but found that even though there is pretty good full duplex communication of

Re: [Discuss-gnuradio] Tun/Tap Problem while Running tunnel.py while wireshark recognizes

2013-06-10 Thread Jay Prakash
Yes I have tested using different frequency.No help. And while debugging I figured out that PHY layer receives the packet from transmitter sent as ping ICMP packets and decodes the sender's address. After that it writes to the tun/tap. But tun/tap reply is unavailable. Ie there is some problem in

Re: [Discuss-gnuradio] Tun/Tap Problem while Running tunnel.py while wireshark recognizes

2013-06-10 Thread Tom Rondeau
On Thu, Jun 6, 2013 at 3:22 PM, Jay Prakash wrote: > We are working on establishing a tunnel for MAC protocol design using > tunnel.py given as example in GNU Radio but are unable to receive ping reply > from the other node. > > We created tun/tap interface using ./tunnel.py -f 990M and ipconfig >

[Discuss-gnuradio] Tun/Tap Problem while Running tunnel.py while wireshark recognizes

2013-06-06 Thread Jay Prakash
We are working on establishing a tunnel for MAC protocol design using tunnel.py given as example in GNU Radio but are unable to receive ping reply from the other node. We created tun/tap interface using ./tunnel.py -f 990M and ipconfig 192.168.200.1 on Machine A connected to N210 series of USRP. a