Chronic Dev team just released their untethered jailbreak tool Absinthe 0.1.2-2 for iPhone 4S and iPad 2 on iOS 5.0 and iOS 5.0.1. Then thе iPhone Dev-Team hаѕ posted a command line interface (CLI) fοr thе Corona A5 jailbreak. CLI tool will allow you to debug your Jailbreak to help find out why you are having errors Jailbreaking your A5 iOS Device.
First, let us know CInject
CInject is a command line interface tool which will jailbreak your A5 devices (iPhone 4S and iPad 2) untethered on iOS 5.0.1. For now CInject will only work on Mac OS X, CInject will mostly be used for debugging jailbreak process. If you’re a beginner then we recommend you to jailbreak your iPhone 4S and iPad 2 using Absinthe jailbreaking tool. But if you want to go ninja and try some really advanced skills you can download CInject tool for Mac OS X and jailbreak your A5 devices.

Thе OS X version οf thе CLI саn bе downloaded frοm here. Thе read mе wіth basic instructions fοr υѕе іѕ here.
Thіѕ tool іѕ mainly fοr debugging bυt thе iPhone Dev-Team hаѕ mаԁе іt available fοr those whο Ɩіkе tο tinker. Mοѕt users ѕhουƖԁ stick wіth Absinthe tο jailbreak thеіr devices.
USAGE
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Configuration profiles:
-l List current profiles
-i <file> Install profile
-r [<pattern>] Remove all profiles, or profiles matching pattern
AFC transfers:
-a <number> Alternative afc service to use (2 is available after jailbreak)
-u <file> ... Upload file(s) via afc (add final "dir=dirname" to specify which afc directory)
-d [<dir>] Show list of files in afc directory
-X <path> Delete afc directory or file
ROP assistance:
-s Compute slide
-e Erase existing crash logs
-g Get diagnostics
Backups and restores:
-B Create backup
-R Restore from backup
-L <mbdb_file> List contents of an MBDB file
-M <file> Modify the ipsec.plist on device
-p <file> Modify the preferences.plist (requires -f too)
-f <file> File to use with -p
-H Hide media files
-U Unhide media files
Chained operations:
-j <dir> Jailbreak device using given payloads directory (ADVANCED use only!)
Other:
-v <level> Debug verbosity level
-h This help message
We believe that an updated version of Redsn0w will be released soon for both Windows and Mac OS X to jailbreak your iPhone 4S and iPad 2 on iOS 5.0.1.
If you’re an advanced jailbreaker or tinkerer then you can download this tool and play around with A5 untethered jailbreak. You can aslo follow our complete step by step posted here to jailbreak your iPhone 4S and iPad 2 untethered using Absinthe for Mac OS X.
Great news from the iPhone DevTeam this morning. The updated CLI jailbreak now supports Windows too, and in this tutorial we’re going to show how to use it to jailbreak your iPhone 4S and/or iPad 2.
1. Download the CLI here and unzip it to the root of your hard drive
2. Connect your device
3. Click Start > Run > CMD
4. cd into the cinject_0.4.3 folder

5. Type cinject -i payloads/jailbreak.mobileconfig
6. On your device you should see a provisional profile popping up and asking you to install. Do it.


7. Type cinject -j payloads
8. Type cinject -w
9. On your device, load Settings.app and toggle ON the VPN
10. Your Device will reboot
11. That’s it. Enjoy
(via ipad2iphone5 & fsm)