Hi all. Help me explain please, I'm kind of newbie in wifi nets. There are two wifi adapters at short distance. Desktop is:
Code:
ifconfig wlan0
wlan0 Link encap:Ethernet HWaddr 1c:7e:e5:fc:74:57
inet addr:192.168.1.3 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::1e7e:e5ff:fefc:7457/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:1216 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:3848 (3.8 KB)
iwconfig wlan0
wlan0 IEEE 802.11bgn ESSID:"MyNetwork"
Mode:Ad-Hoc Frequency:2.412 GHz Cell: 00:60:1D:01:23:45
Tx-Power=20 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Encryption key:1234-5678-90
Power Management:off
Laptop:
Code:
ifconfig wlan0
wlan0 Link encap:Ethernet HWaddr 68:a3:c4:21:29:84
inet addr:192.168.1.4 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::6aa3:c4ff:fe21:2984/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:1549 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:11830 (11.8 KB)
iwconfig wlan0
wlan0 IEEE 802.11bgn ESSID:"MyNetwork"
Mode:Ad-Hoc Frequency:2.412 GHz Cell: D2:FD:C0:69:50:34
Tx-Power=20 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Encryption key:1234-5678-90
Power Management:on
Checking visibility MyNetwork on Desktop:
Code:
iwlist wlan0 scan
wlan0 Scan completed :
Cell 01 - Address: 00:60:1D:01:23:45
Channel:1
Frequency:2.412 GHz (Channel 1)
Quality=70/70 Signal level=0 dBm
Encryption key:on
ESSID:"MyNetwork"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
9 Mb/s; 12 Mb/s; 18 Mb/s
Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
Mode:Ad-Hoc
Extra:tsf=0000000000000000
Extra: Last beacon: 12980ms ago
IE: Unknown: 000473313030
IE: Unknown: 010882040B160C121824
IE: Unknown: 030101
IE: Unknown: 06020000
IE: Unknown: 32043048606C
IE: Unknown: DD070050F202000100
and Laptop:
Code:
iwlist wlan0 scan
wlan0 Scan completed :
Cell 01 - Address: D2:FD:C0:69:50:34
Channel:1
Frequency:2.412 GHz (Channel 1)
Quality=70/70 Signal level=0 dBm
Encryption key:on
ESSID:"MyNetwork"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
9 Mb/s; 12 Mb/s; 18 Mb/s
Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
Mode:Ad-Hoc
Extra:tsf=0000000000000000
Extra: Last beacon: 282892ms ago
IE: Unknown: 000473313030
IE: Unknown: 010882040B160C121824
IE: Unknown: 030101
IE: Unknown: 06020000
IE: Unknown: 32043048606C
IE: Unknown: DD070050F202000100
Cell 02 - Address: 00:18:E7:FE:E3:1A
Channel:5
Frequency:2.432 GHz (Channel 5)
Quality=47/70 Signal level=-63 dBm
Encryption key:on
ESSID:"DLinkYJK"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
9 Mb/s; 12 Mb/s; 18 Mb/s
Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
Mode:Master
Extra:tsf=0000001733b52add
Extra: Last beacon: 632ms ago
IE: Unknown: 0008444C696E6B544B53
IE: Unknown: 010882848B960C121824
IE: Unknown: 030105
IE: Unknown: 2A0100
IE: Unknown: 32043048606C
IE: Unknown: DD180050F2020101820003A4000027A4000042435E0062322F00
IE: Unknown: DD0900037F01010000FF7F
IE: Unknown: DD0A00037F04010000004000
IE: Unknown: DD9E0050F204104A0001101044000102103B00010310470010000000000000100000000018E7FEE31A10210006442D4C696E6B1023000D442D4C696E6B20526F75746572102400074449522D363135104200046E6F6E651054000800060050F204000110110016442D4C696E6B2053797374656D73204449522D363135100800020086103C000103104900140024E26002000101600000020001600100020001
IE: Unknown: DD050050F20500
Cell 01 is Laptop; Cell 02 is some unknown network, never mind. It seems that connection is ok, but no packets was received nor on Desktop nor on Laptop. Pinging on both sides says that destination is unreacheble... Same behavior when using NetworkManager. Changing channel have no results.
So, if both adapters in adhoc mode, on same channel and with same ssid and key, questions are: why adapters can't see each other and how to be sure that connection between them was successfully established?
Thanks in advance.