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Date: Thu, 08 Mar 2007 08:13:29 +0100
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To: BlueZ users <bluez-users@lists.sourceforge.net>
Subject: Re: [Bluez-users] pand, bnep0 and no traffic flow
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Hello,

the interface on server a has only pscan enabled. change it to pscan/iscan
hciconfig <ifcname> piscan

BR

-------- Original-Nachricht --------
Datum: Wed, 07 Mar 2007 20:46:47 +0000
Von: Andy <andy@thebmwz3.co.uk>
An: bluez-users@lists.sourceforge.net
CC: 
Betreff: [Bluez-users] pand, bnep0 and no traffic flow

> Hi all,
> I'm trying to figure out where things are going wrong with my connection 
> here.
> Server A has /usr/bin/pand --listen -M --role=NAP
> Server B has pand --connect 00:02:72:B2:EF:21
> 
> The two initiate the connection, and create the bnep0 interface. I set 
> the IP addresses
> ifconfig bnep0 10.0.0.1 netmask 255.255.255.0
> ifconfig bnep0 10.0.0.2 netmask 255.255.255.0
> respectively, and neither can ping each other.
> 
> Checking the interface on server B, I see TX packets (pinging to server 
> A) but no RX packets. And on server A I see RX packets and no TX packets.
> 
> I started to think this was networking related, so disabled all iptables 
> firewalls (flushed, then all rules set to PERMIT) but still nothing
> When pings are running from B to A I see this (hcidump on server A):
>  > ACL data: handle 41 flags 0x02 dlen 17
>  > ACL data: handle 41 flags 0x01 dlen 17
>  > ACL data: handle 41 flags 0x01 dlen 7
>      L2CAP(d): cid 0x0040 len 37 [psm 0]
>  > ACL data: handle 41 flags 0x02 dlen 17
>  > ACL data: handle 41 flags 0x01 dlen 17
>  > ACL data: handle 41 flags 0x01 dlen 7
>      L2CAP(d): cid 0x0040 len 37 [psm 0]
>  > ACL data: handle 41 flags 0x02 dlen 17
>  > ACL data: handle 41 flags 0x01 dlen 17
>  > ACL data: handle 41 flags 0x01 dlen 7
>      L2CAP(d): cid 0x0040 len 37 [psm 0]
> 
> 
> Server A:
> hciconfig -a
> hci0:   Type: USB
>          BD Address: 00:02:72:B2:EF:DF ACL MTU: 192:8 SCO MTU: 64:8
>          UP RUNNING PSCAN
>          RX bytes:3347915 acl:39829 sco:0 events:100518 errors:0
>          TX bytes:1048399 acl:24626 sco:0 commands:34394 errors:0
>          Features: 0xff 0xff 0x0f 0x00 0x00 0x00 0x00 0x00
>          Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3
>          Link policy: RSWITCH HOLD SNIFF PARK
>          Link mode: SLAVE ACCEPT
>          Name: 'geostat'
>          Class: 0x3e0100
>          Service Classes: Networking, Rendering, Capturing, Object 
> Transfer, Audio
>          Device Class: Computer, Uncategorized
>          HCI Ver: 1.1 (0x1) HCI Rev: 0x20d LMP Ver: 1.1 (0x1) LMP 
> Subver: 0x20d
>          Manufacturer: Cambridge Silicon Radio (10)
> 
> ip route
> 192.168.55.0/24 dev eth0  proto kernel  scope link  src 192.168.55.1
> 10.0.0.0/24 dev bnep0  proto kernel  scope link  src 10.0.0.2
> default via 192.168.55.252 dev eth0
> 
> 
> 
> Server B:
>   hciconfig -a
> hci0:   Type: USB
>          BD Address: 11:11:11:11:11:11 ACL MTU: 678:8 SCO MTU: 64:10
>          UP RUNNING PSCAN ISCAN
>          RX bytes:17351 acl:251 sco:0 events:569 errors:0
>          TX bytes:24822 acl:464 sco:0 commands:37 errors:0
>          Features: 0xbf 0xfe 0x8d 0x78 0x08 0x18 0x00 0x00
>          Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3
>          Link policy:
>          Link mode: SLAVE ACCEPT
>          Name: 'ISSCBTA'
>          Class: 0x000000
>          Service Classes: Unspecified
>          Device Class: Miscellaneous,
>          HCI Ver: 1.2 (0x2) HCI Rev: 0x1fe LMP Ver: 1.2 (0x2) LMP 
> Subver: 0x1fe
>          Manufacturer: Integrated System Solution Corp. (57)
> 
> ip route
> 192.168.55.0/24 dev eth0  proto kernel  scope link  src 192.168.55.71
> 10.0.0.0/24 dev bnep0  proto kernel  scope link  src 10.0.0.1
> default via 192.168.55.1 dev eth0
> 
> (they are both linked via ethernet at present also, so disregard the 
> eth0 links)
> 
> Can anyone suggest what I can try to get this working please? It seems 
> almost there!
> 
> Thanks in advance
> 
> -- 
> Andy
> e: andy@thebmwz3.co.uk
> e: andy@broadcast-tech.co.uk
> 
> w: http://www.thebmwz3.co.uk
> w: http://www.broadcast-tech.co.uk
> 
> msn: andybrown21@hotmail.com
> 
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