Whaooo, I am happy today. I was able to recover a windows vista admin password.
My customer brought a laptop Gateway with windows vista- The administrator account was disabled and the only user admin account "bert" has a strong password. So, I called bert to ask for the password. But bert couldn't remember his password-
So, I have in front of me a windows vista laptop with no way to access it.
Here is what I did to recover the lost password.
1 - download trinity Rescue kit iso file.
2- burn the iso file using ISO RECORDER V3
3- boot the computer from the new trinity CD.
4- choose the default setting (the first one)
5- at the prompt,type winpass -u bert
6- choose option 1 for clear password
7- remove the cd
8- reboot the computer
and voila! bert user has a blank password and I have 100% access to the system
Thanks a lot to the techs a trinity rescue. I am going to send them a paypal donation today. They made my job easy.
Sunday, November 30, 2008
Tuesday, November 18, 2008
CONFIGURE CISCO ASA AS A SSH SERVER
Here are the step
1) username congo password brazzaville
2) passwd pointenoire
3) ssh x.x.x.x x.x.x.x {inside/outside}
Example : conf t
ssh 0.0.0.0 0.0.0.0 outside (I want to accept the ssh connection from any external ip - It means, I will be able to access my ssh server from anywhere in the world)
if I just want to access from a specific place like my central office, I will type :
ssh 72.142.124.25 255.255.255.248 (72.142.124.25 being my central office IP address)
4) crypto key generate rsa modulus 1024
5) aaa authentication ssh console LOCAL
1) username congo password brazzaville
2) passwd pointenoire
3) ssh x.x.x.x x.x.x.x {inside/outside}
Example : conf t
ssh 0.0.0.0 0.0.0.0 outside (I want to accept the ssh connection from any external ip - It means, I will be able to access my ssh server from anywhere in the world)
if I just want to access from a specific place like my central office, I will type :
ssh 72.142.124.25 255.255.255.248 (72.142.124.25 being my central office IP address)
4) crypto key generate rsa modulus 1024
5) aaa authentication ssh console LOCAL
Saturday, September 20, 2008
How to capture text, backup configuration WITH PUTTY
It is so easy to capture your configuration file with putty.
Here is what you need to do:
1- launch putty and connect to your cisco router
2- Enter the user exec mode (router> enable)
3- Issue the terminal length 0 command (router# terminal length 0) in order to force the router to return the entire response at once, rather than one screen at a time.
This allows you to capture the configuration without extraneous −−more−− prompts generated when the router responds one screen at a time.
4- Right-click on the menubar (of the putty screen) and select "change Settings"
5- Click logging under Session, select "Log all session output"
6- choose the location and name of the file (I like to place my conf on my desktop)
7- clic apply
8- issue the show run command (router# show run)
loggout and see the output on your desktop (or the location you chose).
I will post the video very soon.
Here is what you need to do:
1- launch putty and connect to your cisco router
2- Enter the user exec mode (router> enable)
3- Issue the terminal length 0 command (router# terminal length 0) in order to force the router to return the entire response at once, rather than one screen at a time.
This allows you to capture the configuration without extraneous −−more−− prompts generated when the router responds one screen at a time.
4- Right-click on the menubar (of the putty screen) and select "change Settings"
5- Click logging under Session, select "Log all session output"
6- choose the location and name of the file (I like to place my conf on my desktop)
7- clic apply
8- issue the show run command (router# show run)
loggout and see the output on your desktop (or the location you chose).
I will post the video very soon.
Sunday, September 14, 2008
switchport port-security sticky
So, for example, to allow two MAC Addresses (1111.1111.1111 and 2222.2222.2222) at FastEthernet 0/6 (configured as an access-port), and, if any violation to that rule occurs, the port should be placed in ERRDISABLE state, recovering itself after 1hour without any intervation. The MAC Address MUST appear in the running-configuration.
How can we solve that!? Not that difficult, right!? Here´s the answer:
conf t
!
errdisable recovery cause psecure-violation
errdisable recovery interval 3600
!
interface fastethernet 0/6
switchport mode access
switchport port-security violation shutdown
switchport port-security maximum 2
switchport port-security mac-address sticky 1111.1111.1111
switchport port-security mac-address sticky 2222.2222.2222
exit
source :
http://cauew.blogspot.com/2008/09/switchport-port-security-what-we-must.html
How can we solve that!? Not that difficult, right!? Here´s the answer:
conf t
!
errdisable recovery cause psecure-violation
errdisable recovery interval 3600
!
interface fastethernet 0/6
switchport mode access
switchport port-security violation shutdown
switchport port-security maximum 2
switchport port-security mac-address sticky 1111.1111.1111
switchport port-security mac-address sticky 2222.2222.2222
exit
source :
http://cauew.blogspot.com/2008/09/switchport-port-security-what-we-must.html
Set the time on a Cisco router manually
To set the time:
Router# clock set 22:55:05 June 19 2006
To display the time
Router# show clock detail
Router# clock set 22:55:05 June 19 2006
To display the time
Router# show clock detail
Thursday, September 11, 2008
remote connection without opening a port on your firewall
Crossloop is the best remote connection software that has help me troubleshoot and train hundred of my customers. It doesn't required a customer knowledge of firewall or routers.
I used it to help friends in congo-brazzaville, France, hong-kong - It works like a charm.
You can download it for free here:
http://www.crossloop.com/ipage.htm?id=download
I used it to help friends in congo-brazzaville, France, hong-kong - It works like a charm.
You can download it for free here:
http://www.crossloop.com/ipage.htm?id=download
Display Detailed System Information
C:\Windows\System32\msinfo32.exe
This is one of the tool lot of network administrators don't know about.
I use it to document tititec network. It will give a detailled system information about each system on your network. You can print it or export the doc.
best of all - it is free.
It is on windows xp and windows vista.
C:\Windows\System32\msinfo32.exe
This is one of the tool lot of network administrators don't know about.
I use it to document tititec network. It will give a detailled system information about each system on your network. You can print it or export the doc.
best of all - it is free.
It is on windows xp and windows vista.
C:\Windows\System32\msinfo32.exe
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