Hi,
I am trying to use BlueZ installed on Ubuntu along with other bluetooth stack. BlueZ is acting as master. I am not getting the UIH frame in RFCOMM layer and blueZ stops responding after receiving OBEX connect response.Nothing is happening after the connect response. I am pasting the dump here.Any help is appreciated. Thanks!

shitij@shitij-laptop:~$ sudo hcidump -x -V
HCI sniffer - Bluetooth packet analyzer ver 1.40
device: hci0 snap_len: 1028 filter: 0xffffffff
< HCI Command: Read Local Name (0x03|0x0014) plen 0
> HCI Event: Command Complete (0x0e) plen 252
Read Local Name (0x03|0x0014) ncmd 1
status 0x00 name 'shitij-laptop-0'
< HCI Command: Inquiry (0x01|0x0001) plen 5
lap 0x9e8b33 len 8 num 0
> HCI Event: Command Status (0x0f) plen 4
Inquiry (0x01|0x0001) status 0x00 ncmd 1
> HCI Event: Inquiry Result with RSSI (0x22) plen 15
bdaddr 11:11:11:11:11:11 mode 1 clkoffset 0x71d5 class 0x020110 rssi -48
> HCI Event: Inquiry Result with RSSI (0x22) plen 15
bdaddr 11:11:11:11:11:11 mode 1 clkoffset 0x71d5 class 0x020110 rssi -58
> HCI Event: Inquiry Result with RSSI (0x22) plen 15
bdaddr 11:11:11:11:11:11 mode 1 clkoffset 0x71d5 class 0x020110 rssi -48
> HCI Event: Inquiry Result with RSSI (0x22) plen 15
bdaddr 11:11:11:11:11:11 mode 1 clkoffset 0x71d5 class 0x020110 rssi -53
> HCI Event: Inquiry Result with RSSI (0x22) plen 15
bdaddr 11:11:11:11:11:11 mode 1 clkoffset 0x71d5 class 0x020110 rssi -49
> HCI Event: Inquiry Result with RSSI (0x22) plen 15
bdaddr 11:11:11:11:11:11 mode 1 clkoffset 0x71d5 class 0x020110 rssi -53
> HCI Event: Inquiry Result with RSSI (0x22) plen 15
bdaddr 00:21:08:5F:8D:AD mode 1 clkoffset 0x3631 class 0x5a020c rssi -86
> HCI Event: Inquiry Result with RSSI (0x22) plen 15
bdaddr 00:21:08:5F:8D:AD mode 1 clkoffset 0x3631 class 0x5a020c rssi -74
< HCI Command: Inquiry Cancel (0x01|0x0002) plen 0
> HCI Event: Command Complete (0x0e) plen 4
Inquiry Cancel (0x01|0x0002) ncmd 1
status 0x00
< HCI Command: Create Connection (0x01|0x0005) plen 13
bdaddr 11:11:11:11:11:11 ptype 0xcc18 rswitch 0x01 clkoffset 0x71d5 (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 42 bdaddr 11:11:11:11:11:11 type ACL encrypt 0x00
< ACL data: handle 42 flags 0x02 dlen 10
L2CAP(s): Info req: type 2
< HCI Command: Read Remote Supported Features (0x01|0x001b) plen 2
handle 42
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> HCI Event: Max Slots Change (0x1b) plen 3
handle 42 slots 5
> HCI Event: Command Status (0x0f) plen 4
Read Remote Supported Features (0x01|0x001b) status 0x00 ncmd 0
> HCI Event: Command Status (0x0f) plen 4
Unknown (0x00|0x0000) status 0x00 ncmd 1
< HCI Command: Write Link Policy Settings (0x02|0x000d) plen 4
handle 42 policy 0x0f
Link policy: RSWITCH HOLD SNIFF PARK
> HCI Event: Command Complete (0x0e) plen 6
Write Link Policy Settings (0x02|0x000d) ncmd 1
status 0x00 handle 42
< HCI Command: Remote Name Request (0x01|0x0019) plen 10
bdaddr 11:11:11:11:11:11 mode 2 clkoffset 0x0000
> HCI Event: Read Remote Supported Features (0x0b) plen 11
status 0x00 handle 42
Features: 0xff 0x3e 0x85 0x38 0x18 0x18 0x00 0x00
> ACL data: handle 42 flags 0x02 dlen 12
L2CAP(s): Info rsp: type 2 result 0
Success
< ACL data: handle 42 flags 0x02 dlen 12
L2CAP(s): Connect req: psm 1 scid 0x0040
> HCI Event: Command Status (0x0f) plen 4
Remote Name Request (0x01|0x0019) status 0x00 ncmd 1
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> ACL data: handle 42 flags 0x02 dlen 16
L2CAP(s): Connect rsp: dcid 0x0040 scid 0x0040 result 0 status 0
Connection successful
< ACL data: handle 42 flags 0x02 dlen 12
L2CAP(s): Config req: dcid 0x0040 flags 0x00 clen 0
> ACL data: handle 42 flags 0x02 dlen 14
L2CAP(s): Config rsp: scid 0x0040 flags 0x00 result 0 clen 0
Success
> ACL data: handle 42 flags 0x02 dlen 17
> ACL data: handle 42 flags 0x01 dlen 7
L2CAP(s): Config req: dcid 0x0040 flags 0x00 clen 12
[Unknown (type 4d, len 205)]
< ACL data: handle 42 flags 0x02 dlen 18
L2CAP(s): Config rsp: scid 0x0040 flags 0x00 result 0 clen 4
Success
MTU 672
< ACL data: handle 42 flags 0x02 dlen 17
L2CAP(d): cid 0x0040 len 13 [psm 1]
SDP SS Req: tid 0x0 len 0x8
pat uuid-16 0x1105 (OBEXObjPush)
max 64
cont 00
> HCI Event: Remote Name Req Complete (0x07) plen 255
status 0x00 bdaddr 11:11:11:11:11:11 name 'SieBst'
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> ACL data: handle 42 flags 0x02 dlen 17
> ACL data: handle 42 flags 0x01 dlen 1
L2CAP(d): cid 0x0040 len 14 [psm 1]
SDP SS Rsp: tid 0x0 len 0x9
count 1
handle 0x1
cont 00
< ACL data: handle 42 flags 0x02 dlen 23
L2CAP(d): cid 0x0040 len 19 [psm 1]
SDP SA Req: tid 0x1 len 0xe
handle 0x1
max 65535
aid(s) 0x0000 - 0xffff
cont 00
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> ACL data: handle 42 flags 0x02 dlen 17
> ACL data: handle 42 flags 0x01 dlen 17
> ACL data: handle 42 flags 0x01 dlen 17
> ACL data: handle 42 flags 0x01 dlen 17
> ACL data: handle 42 flags 0x01 dlen 15
L2CAP(d): cid 0x0040 len 79 [psm 1]
SDP SA Rsp: tid 0x1 len 0x4a
count 71
aid 0x0001 (SrvClassIDList)
< uuid-16 0x1105 (OBEXObjPush) >
aid 0x0003 (SrvID)
uuid-16 0x1105 (OBEXObjPush)
aid 0x0004 (ProtocolDescList)
< < uuid-16 0x0100 (L2CAP) > <
uuid-16 0x0003 (RFCOMM) uint 0x1 > <
uuid-16 0x0008 (OBEX) > >
aid 0x0009 (BTProfileDescList)
< < uuid-16 0x1105 (OBEXObjPush) uint 0x100 > >
aid 0x0303 (SuppFormatsList)
< uint 0x1 uint 0x2 uint 0x3 uint 0x4 uint 0x5 uint 0x6 uint 0xff >
cont 00
< ACL data: handle 42 flags 0x02 dlen 12
L2CAP(s): Connect req: psm 3 scid 0x0041
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> ACL data: handle 42 flags 0x02 dlen 16
L2CAP(s): Connect rsp: dcid 0x0041 scid 0x0041 result 0 status 0
Connection successful
< ACL data: handle 42 flags 0x02 dlen 16
L2CAP(s): Config req: dcid 0x0041 flags 0x00 clen 4
MTU 1013
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> ACL data: handle 42 flags 0x02 dlen 14
L2CAP(s): Config rsp: scid 0x0041 flags 0x00 result 0 clen 0
Success
> ACL data: handle 42 flags 0x02 dlen 17
> ACL data: handle 42 flags 0x01 dlen 7
L2CAP(s): Config req: dcid 0x0041 flags 0x00 clen 12
[Unknown (type 4d, len 205)]
< ACL data: handle 42 flags 0x02 dlen 18
L2CAP(s): Config rsp: scid 0x0041 flags 0x00 result 0 clen 4
Success
MTU 672
< ACL data: handle 42 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 42 packets 1
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> ACL data: handle 42 flags 0x02 dlen 8
L2CAP(d): cid 0x0041 len 4 [psm 3]
RFCOMM(s): UA: cr 1 dlci 0 pf 1 ilen 0 fcs 0xd7
< ACL data: handle 42 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 667 max_retrans 0 credits 7
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> ACL data: handle 42 flags 0x02 dlen 17
> ACL data: handle 42 flags 0x01 dlen 1
L2CAP(d): cid 0x0041 len 14 [psm 3]
RFCOMM(s): PN RSP: cr 0 dlci 0 pf 0 ilen 10 fcs 0xaa mcc_len 8
dlci 2 frame_type 0 credit_flow 0 pri 0 ack_timer 0
frame_size 667 max_retrans 0 credits 14
< ACL data: handle 42 flags 0x02 dlen 8
L2CAP(d): cid 0x0041 len 4 [psm 3]
RFCOMM(s): SABM: cr 1 dlci 2 pf 1 ilen 0 fcs 0x59
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> ACL data: handle 42 flags 0x02 dlen 8
L2CAP(d): cid 0x0041 len 4 [psm 3]
RFCOMM(s): UA: cr 1 dlci 2 pf 1 ilen 0 fcs 0x92
< ACL data: handle 42 flags 0x02 dlen 12
L2CAP(d): cid 0x0041 len 8 [psm 3]
RFCOMM(s): MSC CMD: cr 1 dlci 0 pf 0 ilen 4 fcs 0x70 mcc_len 2
dlci 2 fc 0 rtc 1 rtr 1 ic 0 dv 1 b1 1 b2 1 b3 1 len 0
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> ACL data: handle 42 flags 0x02 dlen 9
L2CAP(d): cid 0x0041 len 5 [psm 3]
RFCOMM(d): UIH: cr 0 dlci 2 pf 1 ilen 0 fcs 0x5c credits 33
> ACL data: handle 42 flags 0x02 dlen 12
L2CAP(d): cid 0x0041 len 8 [psm 3]
RFCOMM(s): MSC RSP: cr 0 dlci 0 pf 0 ilen 4 fcs 0xaa mcc_len 2
dlci 2 fc 0 rtc 1 rtr 1 ic 0 dv 1 b1 1 b2 1 b3 1 len 0
> ACL data: handle 42 flags 0x02 dlen 12
L2CAP(d): cid 0x0041 len 8 [psm 3]
RFCOMM(s): MSC CMD: cr 0 dlci 0 pf 0 ilen 4 fcs 0xaa mcc_len 2
dlci 2 fc 0 rtc 1 rtr 1 ic 0 dv 1 b1 1 b2 1 b3 1 len 0
< ACL data: handle 42 flags 0x02 dlen 12
L2CAP(d): cid 0x0041 len 8 [psm 3]
RFCOMM(s): MSC RSP: cr 1 dlci 0 pf 0 ilen 4 fcs 0x70 mcc_len 2
dlci 2 fc 0 rtc 1 rtr 1 ic 0 dv 1 b1 1 b2 1 b3 1 len 0
< ACL data: handle 42 flags 0x02 dlen 15
L2CAP(d): cid 0x0041 len 11 [psm 3]
RFCOMM(d): UIH: cr 1 dlci 2 pf 0 ilen 7 fcs 0x9a
OBEX: Connect cmd(f): len 7 version 1.0 flags 0 mtu 4096
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 42 packets 1
> ACL data: handle 42 flags 0x02 dlen 16
L2CAP(d): cid 0x0041 len 12 [psm 3]
RFCOMM(d): UIH: cr 0 dlci 2 pf 1 ilen 7 fcs 0x96 credits 20
OBEX: Connect rsp(f): status 200 len 7 version 1.0 flags 0 mtu 4096
Status 200 = Success