Re: Firewall blocking Java applet?

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



I have managed to log the traffic right after I clicked on the Start button:

root@OpenWrt:~# iptables -I FORWARD 1 -s 0/0 -d 0/0 -j LOG
root@OpenWrt:~# logread -f
Jun 27 22:08:49 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=78 TOS=0x00 PREC=0x00 TTL=127 ID=3703
PROTO=UDP SPT=137 DPT=137 LEN=58
Jun 27 22:08:51 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=78 TOS=0x00 PREC=0x00 TTL=127 ID=3705
PROTO=UDP SPT=137 DPT=137 LEN=58
Jun 27 22:08:52 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=78 TOS=0x00 PREC=0x00 TTL=127 ID=3707
PROTO=UDP SPT=137 DPT=137 LEN=58
Jun 27 22:08:54 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=48 TOS=0x00 PREC=0x00 TTL=127 ID=3709 DF
PROTO=TCP SPT=4847 DPT=21
WINDOW=64240 RES=0x00 SYN URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=ppp0 OUT=br0 PHYSOUT=vlan0 SRC=
219.93.175.234 <http://219.93.175.234> DST=192.168.1.2
<http://192.168.1.2>LEN=48 TOS=0x00 PREC=0x00 TTL=122 ID=10970 DF
PROTO=TCP SPT=21 DPT=4847
WINDOW=65535 RES=0x00 ACK SYN URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=40 TOS=0x00 PREC=0x00 TTL=127 ID=3710 DF
PROTO=TCP SPT=4847 DPT=21
WINDOW=64240 RES=0x00 ACK URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=ppp0 OUT=br0 PHYSOUT=vlan0 SRC=
219.93.175.234 <http://219.93.175.234> DST=192.168.1.2
<http://192.168.1.2>LEN=94 TOS=0x00 PREC=0x00 TTL=122 ID=10973 DF
PROTO=TCP SPT=21 DPT=4847
WINDOW=65535 RES=0x00 ACK PSH URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=51 TOS=0x00 PREC=0x00 TTL=127 ID=3711 DF
PROTO=TCP SPT=4847 DPT=21
WINDOW=64186 RES=0x00 ACK PSH URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=ppp0 OUT=br0 PHYSOUT=vlan0 SRC=
219.93.175.234 <http://219.93.175.234> DST=192.168.1.2
<http://192.168.1.2>LEN=73 TOS=0x00 PREC=0x00 TTL=122 ID=10977 DF
PROTO=TCP SPT=21 DPT=4847
WINDOW=65524 RES=0x00 ACK PSH URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=54 TOS=0x00 PREC=0x00 TTL=127 ID=3714 DF
PROTO=TCP SPT=4847 DPT=21
WINDOW=64153 RES=0x00 ACK PSH URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=ppp0 OUT=br0 PHYSOUT=vlan0 SRC=
219.93.175.234 <http://219.93.175.234> DST=192.168.1.2
<http://192.168.1.2>LEN=68 TOS=0x00 PREC=0x00 TTL=122 ID=10985 DF
PROTO=TCP SPT=21 DPT=4847
WINDOW=65510 RES=0x00 ACK PSH URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=40 TOS=0x00 PREC=0x00 TTL=127 ID=3716 DF
PROTO=TCP SPT=4847 DPT=21
WINDOW=64125 RES=0x00 ACK URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=ppp0 OUT=br0 PHYSOUT=vlan0 SRC=
219.93.175.234 <http://219.93.175.234> DST=192.168.1.2
<http://192.168.1.2>LEN=66 TOS=0x00 PREC=0x00 TTL=122 ID=11013 DF
PROTO=TCP SPT=21 DPT=4847
WINDOW=65510 RES=0x00 ACK PSH URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=48 TOS=0x00 PREC=0x00 TTL=127 ID=3717 DF
PROTO=TCP SPT=4847 DPT=21
WINDOW=64099 RES=0x00 ACK PSH URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=ppp0 OUT=br0 PHYSOUT=vlan0 SRC=
219.93.175.234 <http://219.93.175.234> DST=192.168.1.2
<http://192.168.1.2>LEN=60 TOS=0x00 PREC=0x00 TTL=122 ID=11022 DF
PROTO=TCP SPT=21 DPT=4847
WINDOW=65502 RES=0x00 ACK PSH URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=46 TOS=0x00 PREC=0x00 TTL=127 ID=3718 DF
PROTO=TCP SPT=4847 DPT=21
WINDOW=64079 RES=0x00 ACK PSH URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=ppp0 OUT=br0 PHYSOUT=vlan0 SRC=
219.93.175.234 <http://219.93.175.234> DST=192.168.1.2
<http://192.168.1.2>LEN=92 TOS=0x00 PREC=0x00 TTL=122 ID=11029 DF
PROTO=TCP SPT=21 DPT=4847
WINDOW=65496 RES=0x00 ACK PSH URGP=0
Jun 27 22:08:54 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=78 TOS=0x00 PREC=0x00 TTL=127 ID=3719
PROTO=UDP SPT=137 DPT=137 LEN=58
Jun 27 22:08:54 (none) kern.warn kernel: IN=ppp0 OUT=br0 PHYSOUT=vlan0 SRC=
210.187.132.33 <http://210.187.132.33> DST=192.168.1.2
<http://192.168.1.2>LEN=56 TOS=0x00 PREC=0x00 TTL=252 ID=0 PROTO=ICMP
TYPE=3 CODE=13 [SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=78 TOS=0x00 PREC=0x00 TTL=125 ID=3719
PROTO=UDP SPT=137 DPT=137 LEN=58 ]
Jun 27 22:08:54 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=40 TOS=0x00 PREC=0x00 TTL=127 ID=3720 DF
PROTO=TCP SPT=4847 DPT=21
WINDOW=64027 RES=0x00 ACK URGP=0
Jun 27 22:08:56 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=78 TOS=0x00 PREC=0x00 TTL=127 ID=3723
PROTO=UDP SPT=137 DPT=137 LEN=58
Jun 27 22:08:57 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=78 TOS=0x00 PREC=0x00 TTL=127 ID=3725
PROTO=UDP SPT=137 DPT=137 LEN=58
Jun 27 22:08:59 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=48 TOS=0x00 PREC=0x00 TTL=127 ID=3727 DF
PROTO=TCP SPT=4848 DPT=3265
WINDOW=64240 RES=0x00 SYN URGP=0
Jun 27 22:08:59 (none) kern.warn kernel: IN=ppp0 OUT=br0 PHYSOUT=vlan0 SRC=
219.93.175.234 <http://219.93.175.234> DST=192.168.1.2
<http://192.168.1.2>LEN=48 TOS=0x00 PREC=0x00 TTL=122 ID=11818 DF
PROTO=TCP SPT=3265 DPT=4848
WINDOW=65535 RES=0x00 ACK SYN URGP=0
Jun 27 22:08:59 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=40 TOS=0x00 PREC=0x00 TTL=127 ID=3728 DF
PROTO=TCP SPT=4848 DPT=3265
WINDOW=64240 RES=0x00 ACK URGP=0
Jun 27 22:08:59 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=52 TOS=0x00 PREC=0x00 TTL=127 ID=3729 DF
PROTO=TCP SPT=4847 DPT=21
WINDOW=64027 RES=0x00 ACK PSH URGP=0
Jun 27 22:08:59 (none) kern.warn kernel: IN=ppp0 OUT=br0 PHYSOUT=vlan0 SRC=
219.93.175.234 <http://219.93.175.234> DST=192.168.1.2
<http://192.168.1.2>LEN=94 TOS=0x00 PREC=0x00 TTL=122 ID=11828 DF
PROTO=TCP SPT=21 DPT=4847
WINDOW=65484 RES=0x00 ACK PSH URGP=0
Jun 27 22:08:59 (none) kern.warn kernel: IN=br0 OUT=ppp0 PHYSIN=vlan0 SRC=
192.168.1.2 <http://192.168.1.2> DST=219.93.175.234
<http://219.93.175.234>LEN=40 TOS=0x00 PREC=0x00 TTL=127 ID=3731 DF
PROTO=TCP SPT=4847 DPT=21
WINDOW=63973 RES=0x00 ACK URGP=0

Does these tell anything?

On 6/23/05, Jong Hian Zin <mail.zin@xxxxxxxxx> wrote:
> 
> On 6/23/05, /dev/rob0 <rob0@xxxxxxxxx> wrote:
> > 
> > On Wednesday 22 June 2005 20:36, Jong Hian Zin wrote:
> > > http://202.188.95.52:8080/speedometer/
> > >
> > > The bandwidth test Java applet can be loaded, but unable to start the 
> > 
> > Does it work if not going through the OpenWRT?
> 
> 
> Yes, it works if I connect the PC directly to the ADSL modem, using PPPoE.
> 
> Not from what you posted. iptables-save(8) would be easier to follow.
> > But you can probably troubleshoot this on your own by putting in -j LOG 
> > rules for -s/-d 202.188.95.52 <http://202.188.95.52> traffic. Try it and 
> > see what you get. Is
> > the openwrt capable of normal logging? Or maybe to a remote syslog
> > server?
> > 
> 
> I will try iptables-save and logging. 
> 
> -- 
> Jong Hian Zin 




-- 
Jong Hian Zin


[Index of Archives]     [Linux Netfilter Development]     [Linux Kernel Networking Development]     [Netem]     [Berkeley Packet Filter]     [Linux Kernel Development]     [Advanced Routing & Traffice Control]     [Bugtraq]

  Powered by Linux