Hey YOU..DoN’t B1OcK the BlOgGerZ

June 17, 2008

Jailbreak Ipod Touch ?

Filed under: Personal, IT in ME, UNIX

Why Jailbreak ?

So that you can install your prefered apps without paying extra cents.

Risky?

Yes if it is not done carefully and well researched you may corrupt the image and need lengthy restoration.

What are the tools I need ?

WinXP,Of course IPOD Touch & wifi connection. If you know Linux command that would be added advantage.

Pre-healthcheck required ?

Yes, ensure your ipod is fully charged. Wifi is enabled and ipod able to detect the signals. Uncheck the auto-lock

Softwares requirement ?

Download ziphone (www.ziphone.org) , the software don’t harm your ipod ur your pc & putty.exe (putty.org)

Steps to jailbreak.

1.Install ziphone on your laptop.

2. Select the option Jailbreak ONLY from the left Panel. Ensure ITunes is running and it is connected to your Ipod.

3.You will see some funny things/noise happening to your Ipod. Don’t get panic. The installation takes less than 5 min . There will be auto shut & Reboot of your ipod.

Next Steps.

This is required to free up some space and move the /Applications directory out of the root partition and move it to /var/root instead. If you are NOT COMFORTABLE WITH SSH COMMANDS DON’T do this STEP.

4.Enable wifi in your Ipod, Go to Settings Wifi and from the configurations, grep the IP address of the ipod ,Should be starting from 192.168.xxx.xxx.

5. Start up your putty, enter the hostname same as your ipaddress. SSH to the IP.

#ssh -l root <ip address>

6. You will be prompted for login id: ( if you see this screen, then you’re safe because the connections works perfectly). Supply the login as root and password as alpine.

7.# cat /etc/fstab
/dev/disk0s1 / hfs rw 0 1
/dev/disk0s2 /private/var hfs rw 0 2

8.# cp -R /Applications /var/root/ROOT_Applications
# rm -rf /Applications && ln -s /var/root/ROOT_Applications /Applications

9. Issue a df -k  command to see the free space.

10. Try hard rebooting your IPOD, Once it is up. Check whether you could see Installer Icon. If you see them then the installation is successful, however more issues might arise, likewise what I encountered.

What issues that I face :-

1. When i try to execute Installer, i encountered error message Main script execution error.

So first thing to do is, ssh again to the same IP. Check the Groups and User permissions for the /Applications Folder.

It should be root:wheel for (/Applications ) #chown -R root:wheel /Applications

I rebooted again and again encountered with same error. SO some research is required…

2. Looks like it is still permission issue , issue the following command to resolve the error..

chmod +s Installer.app/Installer
chown -R root:wheel Installer.app

Yes the above fixed the issue permanently.

Now you would be able to Install your apps…happily. Njoy…

October 20, 2007

RH Linux Enterprise on XP

Filed under: IT in ME, UNIX

It took me 2 hours to setup Linux Enterprise on WinXP w/station using VMware Workstation Ver 6.01. Next will be installing Solaris 10, it will be used for testing, I need to learn Solaris Volume Manager which I’m Zero at . Don’t ever try to install if your RAM/Memory is not even 512MB, it will cause pain to you :)

October 17, 2007

Tivoli Installation for Linux Server

Filed under: Personal, IT in ME, UNIX

I had a big headache with this IBM Linux Machine, the DSM installation was not configured properly..

Found 3 important files was missing, dsm.sys , dsm.opt & inclexcl .

Copied  file from working server to /opt/tivoli/tsm/client/ba/bin

Configure dsm.sys to point to correct dsmerror.log & scheduler.log & normally it should be there in /var/adm/tsm. If the files are not there, just create em.

#touch dsmerror.log

#touch scheduler.log

#chmod 755 <files.log>

Issue this command #dsmc q sess to test the scheduler.

Now creating the script file :-

/etc/rc2.d 

#cat > /etc/rc2.d/S23Tivoli

/usr/bin/dsmc sched > /dev/null 2>&1 &

<control+D>

<control+D>

# chmod 744 /etc/rc2.d/S23Tivoli

# /etc/rc2.d/S23Tivoli start

Once that is done , issue the command to startup the script

#S23Tivoli start

# ps -ef| grep dsm

you should see /usr/bin/dsm is running :)

Now enable the backup for the server & it is done !! :) But it took me 2 days to clean the whole mess.It was a huge mess :( Anyway happy that it is running fine now, worth the effort :)






















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