Good News!!!
I finally succeeded to receive with an USRP2 packets sent with another
USRP2. I tryed to modify the parameters and found the magic combination:
./bbn_80211b_tx.py -f 2.4G -e eth1 -i 24 -r 20
gr_fir_ccf: using SSE
Network interface: eth1
USRP2 address: 00:50:c2:85:30:cb
Using TX d’board id 0x0060
Tx baseband frequency: 2.4G
Tx DUC frequency: 0
Tx residual frequency: 0
Tx interpolation rate: 24
Samples per data bit: 8
DATA:
Hello world
Sending pkt 0
Sending pkt 1
Sending pkt 2
Sending pkt 3
Sending pkt 4
Sending pkt 5
Sending pkt 6
Sending pkt 7
Sending pkt 8
Sending pkt 9
Sending pkt 10
Sending pkt 11
Sending pkt 12
Sending pkt 13
Sending pkt 14
Sending pkt 15
Sending pkt 16
Sending pkt 17
Sending pkt 18
Sending pkt 19
########################################
./bbn_80211b_rx.py -f 2.4G -v
Bits Per Encoded Sample = 16
adc frequency = 100000000
decimation frequency = 24
input_rate = 4166666
gain = 46.0
desired freq = 2400000000.0
baseband frequency 2400000000.0
dxc frequency 0.0
Samples per data bit = 8
gr_fir_ccf: using SSE
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1405840, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1406760, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1407128, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1407496, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1407872, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1408232, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1408600, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1408992, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1409360, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1409720, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1410096, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1410456, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1410840, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1411384, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1411616, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1412352, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1412440, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1412808, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1413016, rate=1 Mbps
callback
PKT: len=15, rssi=-96, src=UNKNOWN, time=1413384, rate=1 Mbps