Backtrack IP resets every few minutes

Fri Jun 29 17:11:51 UTC 2012

On Fri, Jun 29, 2012 at 10:05 PM, TopBot . <topbot5 at googlemail.com> wrote:

>
>
> On Fri, Jun 29, 2012 at 3:22 AM, Guus <gbonnema at xs4all.nl> wrote:
>
>>  On 06/28/2012 06:54 PM, TopBot . wrote:
>>
>>
>>
>> On Thu, Jun 28, 2012 at 8:56 PM, Guus <gbonnema at xs4all.nl> wrote:
>>
>>>   On 06/28/2012 04:54 PM, TopBot . wrote:
>>>
>>>
>>>
>>> On Thu, Jun 28, 2012 at 7:28 PM, Guus <gbonnema at xs4all.nl> wrote:
>>>
>>>>   On 06/28/2012 04:06 PM, TopBot . wrote:
>>>>
>>>> Hi, I've been using backtrack 5 since a year on the same system and the
>>>> same lan card. Since yesterday, my IP resets every 2-3 minutes and I have
>>>> to repeatedly add "ifconfig eth0 192.168.xx.xx" and "route add default gw
>>>> 192.168.xx.xx" to it to keep it running. Can't seem to find the solution
>>>> after a few google searches. Any one has any idea what's wrong? I have dual
>>>> boot and windows xp is working just fine on the same lan.
>>>>
>>>> --
>>>> TopBot.
>>>>
>>>>
>>>>   Hi,
>>>>
>>>> I have had a comparable problem from W7. In my case I had IPV6 and IPV4
>>>> both open, which was causing the problems. As soon as I had only one open,
>>>> I had no problem.
>>>>
>>>> I am not saying this is your problem, just something to look at.
>>>>
>>>> The other thing is, that a change in computer behaviour is always the
>>>> result of a change in the configuration or software. You might want to
>>>> retrace your steps and find out what you or the system changed in the past
>>>> few days. Could easily be an (automated) update somewhere.
>>>>
>>>> P.S. are you posting for Kubuntu or ubuntu? Crossposts are often not
>>>> appreciated. I removed the ubuntu address from my post.
>>>>
>>>> --
>>>> Kind regards, Guus Bonnema.
>>>>
>>>
>>>
>>> Here's what the IP resets to (settings before and after the reset
>>> respectively):
>>>
>>> root at bt:~# ifconfig -a
>>> eth0      Link encap:Ethernet  HWaddr 00:1a:92:95:81:ca
>>>           inet addr:192.168.93.92  Bcast:192.168.93.255
>>> Mask:255.255.255.0
>>>           inet6 addr: fe80::21a:92ff:fe95:81ca/64 Scope:Link
>>>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>>>           RX packets:34391 errors:0 dropped:0 overruns:0 frame:0
>>>           TX packets:18367 errors:0 dropped:0 overruns:0 carrier:0
>>>           collisions:0 txqueuelen:1000
>>>           RX bytes:15099569 (15.0 MB)  TX bytes:4144722 (4.1 MB)
>>>           Interrupt:20
>>>
>>> lo        Link encap:Local Loopback
>>>           inet addr:127.0.0.1  Mask:255.0.0.0
>>>           inet6 addr: ::1/128 Scope:Host
>>>           UP LOOPBACK RUNNING  MTU:16436  Metric:1
>>>           RX packets:8203 errors:0 dropped:0 overruns:0 frame:0
>>>           TX packets:8203 errors:0 dropped:0 overruns:0 carrier:0
>>>           collisions:0 txqueuelen:0
>>>           RX bytes:491832 (491.8 KB)  TX bytes:491832 (491.8 KB)
>>>
>>> root at bt:~# ifconfig -a
>>> eth0      Link encap:Ethernet  HWaddr 00:1a:92:95:81:ca
>>>           inet6 addr: fe80::21a:92ff:fe95:81ca/64 Scope:Link
>>>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>>>           RX packets:41153 errors:0 dropped:0 overruns:0 frame:0
>>>           TX packets:22356 errors:0 dropped:0 overruns:0 carrier:0
>>>           collisions:0 txqueuelen:1000
>>>           RX bytes:17502811 (17.5 MB)  TX bytes:4992366 (4.9 MB)
>>>           Interrupt:20
>>>
>>> lo        Link encap:Local Loopback
>>>           inet addr:127.0.0.1  Mask:255.0.0.0
>>>           inet6 addr: ::1/128 Scope:Host
>>>           UP LOOPBACK RUNNING  MTU:16436  Metric:1
>>>           RX packets:8398 errors:0 dropped:0 overruns:0 frame:0
>>>           TX packets:8398 errors:0 dropped:0 overruns:0 carrier:0
>>>           collisions:0 txqueuelen:0
>>>           RX bytes:502020 (502.0 KB)  TX bytes:502020 (502.0 KB)
>>>
>>> ...settings are lost/initialized after the reset I think. My lan uses
>>> switches and a server which is connected to the main server; our IPs are
>>> static on the lan with no restrictions. All my auto updates are off and I
>>> did not change any settings. It just started to happen since a day ago.
>>>
>>> Yes, I posted to both lists (I'm subscribed to both), my bad if that's
>>> not the norm here.
>>>
>>> --
>>> TopBot.
>>>
>>>  Hmmm,  could you check your logs for messages? Start looking at
>>> /var/log/syslog.  I found lots of IP related messages in my syslog. Also
>>> dmesg might contain a hint. Try to find out why it resets. Then you have
>>> more to go on.
>>>
>>> --
>>> Kind regards, Guus Bonnema.
>>>
>>
>> Couldn't find any reset related messages at the log.
>>
>> sorry mate, midnight here, not reading for a while now.
>>
>> What you should find out is whether the problem is one of your machine or
>> of a router.
>> If you are sure Windows does not have the same problem on the same
>> machine and with the same ip-configuration (fixed ip number, same number),
>> then you should focus on linux.
>>
>> As far as the logs, if you lose your IP address, there must be something
>> in the logs that indicates what is going on.
>>
>> --
>> Kind regards, Guus Bonnema.
>>
>
> Yes, windows is not facing the problem.. I'm attaching my log incase I
> didn't get something. I tried running it on dhcp but that didn't work too.
> I've to reset my IP every other minute still but I don't understand why
> this does not happen when the lan cable is not plugged in.. makes me thing
> this has something to do with my networl
>
> --
> TopBot.
>

For now I'm running this code to make atleast the internet browsing
experience better but the connection resets have loads of other setbacks
which are all irritating:

#!/bin/bash
while true
do
 /root/Desktop/IPrest.sh
 sleep 60
done

-- 
TopBot.
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