Despite it saying connection refused, the phone, when
searching/pairing, finds laptop-0, but pair fails
after i tell it to use 0000 for pin.
hcidump -X -V
HCI sniffer - Bluetooth packet analyzer ver 1.18
device: hci0 snap_len: 1028 filter: 0xffffffff
< HCI Command: Inquiry (0x01|0x0001) plen 5
lap 0x9e8b33 len 8 num 100
> HCI Event: Command Status (0x0f) plen 4
Inquiry (0x01|0x0001) status 0x00 ncmd 1
> HCI Event: Inquiry Result (0x02) plen 15
bdaddr 08:00:37:12:C4:B1 clkoffset 0x6ceb class
0x400204
> HCI Event: Inquiry Complete (0x01) plen 1
status 0x00
< HCI Command: Remote Name Request (0x01|0x0019) plen
10
bdaddr 08:00:37:12:C4:B1 clkoffset 0x0000
> HCI Event: Command Status (0x0f) plen 4
Remote Name Request (0x01|0x0019) status 0x00 ncmd
1
> HCI Event: Remote Name Req Complete (0x07) plen 255
status 0x00 bdaddr 08:00:37:12:C4:B1 name 'PM325
by LG'
< HCI Command: Create Connection (0x01|0x0005) plen 13
bdaddr 08:00:37:12:C4:B1 ptype 0xcc18 rswitch 0x00
clkoffset 0x6ceb (valid)
Packet type: DM1 DM3 DM5 DH1 DH3 DH5
> HCI Event: Command Status (0x0f) plen 4
Create Connection (0x01|0x0005) status 0x00 ncmd 1
> HCI Event: Connect Complete (0x03) plen 11
status 0x00 handle 41 bdaddr 08:00:37:12:C4:B1
type ACL encrypt 0x00
< ACL data: handle 41 flags 0x02 dlen 12
L2CAP(s): Connect req: psm 3 scid 0x0040
< HCI Command: Write Link Policy Settings
(0x02|0x000d) plen 4
handle 41 policy 0x0f
Link policy: RSWITCH HOLD SNIFF PARK
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 41
> HCI Event: Command Complete (0x0e) plen 6
Write Link Policy Settings (0x02|0x000d) ncmd 1
status 0x00 handle 41
> HCI Event: Max Slots Change (0x1b) plen 3
0000: 29 00 05
)..
> ACL data: handle 41 flags 0x02 dlen 16
L2CAP(s): Connect rsp: dcid 0x0041 scid 0x0040
result 0 status 0
Connection successful
< ACL data: handle 41 flags 0x02 dlen 16
L2CAP(s): Config req: dcid 0x0041 flags 0x00 clen
4
MTU 1024
> ACL data: handle 41 flags 0x02 dlen 16
L2CAP(s): Config req: dcid 0x0040 flags 0x00 clen
4
MTU 675
< ACL data: handle 41 flags 0x02 dlen 14
L2CAP(s): Config rsp: scid 0x0041 flags 0x00
result 0 clen 0
Success
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 41
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 41
> ACL data: handle 41 flags 0x02 dlen 14
L2CAP(s): Config rsp: scid 0x0040 flags 0x00
result 0 clen 0
Success
< ACL data: handle 41 flags 0x02 dlen 8
L2CAP(d): cid 0x0041 len 4 [psm 3]
RFCOMM(s): SABM: cr 1 dlci 0 pf 1 ilen 0 fcs
0x1c
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 41
> ACL data: handle 41 flags 0x02 dlen 8
L2CAP(d): cid 0x0040 len 4 [psm 3]
RFCOMM(s): UA: cr 1 dlci 0 pf 1 ilen 0 fcs 0xd7
< ACL data: handle 41 flags 0x02 dlen 18
L2CAP(d): cid 0x0041 len 14 [psm 3]
RFCOMM(s): PN CMD: cr 1 dlci 0 pf 0 ilen 10 fcs
0x70 mcc_len 8
dlci 2 frame_type 0 credit_flow 15 pri 7
ack_timer 0
frame_size 670 max_retrans 0 credits 7
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 41
> ACL data: handle 41 flags 0x02 dlen 8
L2CAP(d): cid 0x0040 len 4 [psm 3]
RFCOMM(s): DM: cr 1 dlci 2 pf 0 ilen 0 fcs 0x66
< ACL data: handle 41 flags 0x02 dlen 8
L2CAP(d): cid 0x0041 len 4 [psm 3]
RFCOMM(s): DISC: cr 1 dlci 0 pf 1 ilen 0 fcs
0xfd
< ACL data: handle 41 flags 0x02 dlen 12
L2CAP(s): Disconn req: dcid 0x0041 scid 0x0040
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 41
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 41
> ACL data: handle 41 flags 0x02 dlen 8
L2CAP(d): cid 0x0040 len 4 [psm 3]
RFCOMM(s): UA: cr 1 dlci 0 pf 1 ilen 0 fcs 0xd7
> ACL data: handle 41 flags 0x02 dlen 12
L2CAP(s): Disconn rsp: dcid 0x0041 scid 0x0040
> HCI Event: Disconn Complete (0x05) plen 4
status 0x00 handle 41 reason 0x13
Reason: Remote User Teminated Connection
--- Marcel Holtmann <[email protected]> wrote:
> Hi John,
>
> > hcitool scan
> > Scanning ...
> > 08:00:37:12:C4:B1 PM325 by LG
> > [root@laptop user]# hcidump -X -V
> > HCI sniffer - Bluetooth packet analyzer ver 1.18
> > device: hci0 snap_len: 1028 filter: 0xffffffff
>
> this is a sniffer and so you must actually do
> something, because
> otherwise it won't show anything.
>
> Regards
>
> Marcel
>
>
>
>
>
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Hi John,
> Despite it saying connection refused, the phone, when
> searching/pairing, finds laptop-0, but pair fails
> after i tell it to use 0000 for pin.
for that you need some service running, I think.
> < ACL data: handle 41 flags 0x02 dlen 18
> L2CAP(d): cid 0x0041 len 14 [psm 3]
> RFCOMM(s): PN CMD: cr 1 dlci 0 pf 0 ilen 10 fcs
> 0x70 mcc_len 8
> dlci 2 frame_type 0 credit_flow 15 pri 7
> ack_timer 0
> frame_size 670 max_retrans 0 credits 7
> > HCI Event: Number of Completed Packets (0x13) plen 5
> handle 41
> > ACL data: handle 41 flags 0x02 dlen 8
> L2CAP(d): cid 0x0040 len 4 [psm 3]
> RFCOMM(s): DM: cr 1 dlci 2 pf 0 ilen 0 fcs 0x66
and here we go. You try to connect to RFCOMM channel 1, but your phone
says that there is not service available on that channel.
Run a "sdptool browse" or "sdptool search" to find out the correct
channel number.
Regards
Marcel
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