Cisco UCS VMware License Registration
After receiving VMware vsphere licenses from Cisco you have to register on VMware website: – https://www.vmware.com/oem/secure/login.do?Name=CISCO-AC and then you will get the license key to assign or register on VMware vsphere host or VMware vCenter server.
MKS: internal error on VMWare console
If you are unable to connect the vmware guest machine console and getting below error
Select Host Server > Configuration > Advanced Setting
Go to Config > Security > host
Uncheck the Config.Defaults.security.host.ruissl
Now try to access Guest Machine Console . You should ne able to access guest machine console.
How to reset Vicidial or GoAutoDial admin password
If you forget the Vicidial or GoAutoDial Admin password you can get your password if you know root password of the server . follow the below steps.
step -1 connect your server through ssh
step -2 login to mysql
# mysql -pvicidialnow asterisk
# mysql>
step -3 excute mysql query( select * from vicidial_users where user=’Admin’; )
Note:- Please dont copy paste please type the query
mysql> select * from vicidial_users where user=’Admin’;
you will see something like below
————–+————-+———–+————+————+————-+————+————–+——————–+————–+——————+—————–+———————-+————+—————–+——————+——————-+—————-+————–+—————-+———————–+———————–+——————
3 | admin | vicidialnow | Admin | 9 | ADMIN | | | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
hope it will help you.
How to change SSH port number
If you want to change your ssh port number other then 22 you can do it by editing sshd_config.
Step 1 : Login to your server as Root
Step 2 : edit it nano /etc/ssh/sshd_config
Step 3 : Search for following line that has :
Port 22
Step 4 : Change the port number as you want.
Note : Make sure port is not being use by another service.
Step 5 : Save the file
Step 6 : Restart sshd using the following command : /etc/init.d/sshd restart
Step 7 : open the same port on firewall as you changed in config file /etc/ssh/sshd_config .
How to remove RDP history
To remove entries from the Remote Desktop Connection Computerbox in the Windows Remote Desktop Connection client, start Registry Editor, and then click the following registry key:
Entries appear as MRUnumber, and are visible in the right pane. To delete an entry, right-click it, and then click Delete.
To remove entries from the Remote Desktop Connection Computerbox in the Mac Remote Desktop Connection client, delete the Users:Username:Library:Preferences:Microsoft:RDC Client:Recent Servers file.
The list of all destination connections (including previous connections) are stored in an MRUnumbervalue in the following registry key:
Every new connection is given the value of MRU0, and the other values are then sequentially moved down in number. The MRU value can contain a Fully Qualified Domain Name or an IP address of the computer to which you connect. For example:
Kuwait Internet Service Providers DSL Parameter
KEMS
Connection Type: PPPoA
VPI: 0
VCI: 35
IP Control: Dynamic IP
DNS Server: 196.1.69.98 196.1.69.99
Fast Telco
Connection Type: PPPoA VC-Mux
VPI: 1
VCI: 100
IP Control: Static IP
DNS Server: 62.215.6.51, 62.215.6.52
QualityNet
Connection Type: PPPoA (DSL), PPPoE (fiber)
VPI: 8
VCI: 35
IP Control: Dynamic IP
DNS Server: 195.226.224.72, 195.226.224.74
United Network
Connection Type: PPPoE
VPI: 0
VCI: 33
IP Control: Dynamic IP
DNS Server: 194.54.222.220
Red Hat / CentOS: Check / List Running Services
Q. How do I list all currently running services in Fedora / RHEL / CentOS Linux server?
A. There are various ways and tools to find and list all running services under Fedora / RHEL / CentOS Linux systems.
service command – list running services
service –status-all
service –status-all | grep ntpd
service –status-all | less
Print the status of any service
To print the status of apache (httpd) service:
service httpd status
List all known services (configured via SysV)
chkconfig –list
List service and their open ports
netstat -tulpn
Turn on / off service
ntsysv
chkconfig service off
chkconfig service on
chkconfig httpd off
chkconfig ntpd on
ntsysv is a simple interface for configuring runlevel services which are also configurable through chkconfig. By default, it configures the current runlevel. Just type ntsysv and select service you want to run:
auto login in Windows 2003
Use Registry Editor (Regedt32.exe) to turn on automatic logon, follow these steps:
NOTE: If no DefaultPassword string is specified, Windows automatically changes the value of the AutoAdminLogon key from 1 (true) to 0 (false), disabling the AutoAdminLogon feature.
Notes To bypass the AutoAdminLogon process and to log on as a different user, hold down the SHIFT key after you log off or after Windows restarts.
How to find windows uptime
Option 1:
1. Go to “Start” -> “Run“.
2. Write “CMD” and press on “Enter” key.
3. Write the command “net statistics server” and press on “Enter” key.
4. The line that start with “Statistics since …” provides the time that the server uptime.
The command “net stats srv” can be use instead.
Option 2:
Uptime.exe Tool Allows You to Estimate Server Availability with Windows NT 4.0 SP4 or Higher
http://support.microsoft.com/kb/232243
