Re: [Bluez-users] Can't connect RFCOMM channel: Resource temporarily unavailable

[Marcel Holtmann <marcel@holtmann.org>]

Hi Swathi,

> Few of the information requested by you as well as
> some of the things which  i thought might be helpful
> for debugging.
> 
> ==============================================================
> hcid daemon is running on my system. 
> 
> [root@localhost /]# /etc/init.d/bluetooth status
> hcid (pid 2794) is running...
> sdpd (pid 2798) is running...
> ==============================================================
> [root@localhost /]# btsco 00:08:C6:3E:54:2C -v -r
> btsco v0.4c
> Device is 1:0
> Error: Failed to connect to SDP server: Function not
> implemented
> Assuming channel 2
> Voice setting: 0x0060
> Can't connect RFCOMM channel: Resource temporarily
> unavailable
> 
> What does it mean when it says "Function not
> implemented" ?
> ==============================================================
> 
> [root@localhost /]# hcidump -X -V
> HCI sniffer - Bluetooth packet analyzer ver 1.28
> device: hci0 snap_len: 1028 filter: 0xffffffff
> < HCI Command: Create Connection (0x01|0x0005) plen 13
>     bdaddr 00:08:C6:3E:54:2C ptype 0xcc18 rswitch 0x01
> clkoffset 0x0000
>     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: PIN Code Request (0x16) plen 6
>     bdaddr 00:08:C6:3E:54:2C
> > HCI Event: Connect Complete (0x03) plen 11
>     status 0x22 handle 41 bdaddr 00:08:C6:3E:54:2C
> type ACL encrypt 0x00
>     Error: LMP Response Timeout
> < HCI Command: Read Voice Setting (0x03|0x0025) plen 0
> > HCI Event: Command Complete (0x0e) plen 6
>     Read Voice Setting (0x03|0x0025) ncmd 1
>     status 0x00 voice setting 0x0060
> < HCI Command: Create Connection (0x01|0x0005) plen 13
>     bdaddr 00:08:C6:3E:54:2C ptype 0xcc18 rswitch 0x01
> clkoffset 0x0000
>     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: PIN Code Request (0x16) plen 6
>     bdaddr 00:08:C6:3E:54:2C
> > HCI Event: Connect Complete (0x03) plen 11
>     status 0x22 handle 42 bdaddr 00:08:C6:3E:54:2C
> type ACL encrypt 0x00
>     Error: LMP Response Timeout
> ==============================================================

according to the dump, it is not running. Did you start hcid as root,
because it needs root rights to deal with the authentication.

Regards

Marcel




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