Earlier today I passed my VCP-IasS exam. The exam is 90 minutes long and consists of 85 questions. There is survey before you begin which enquires about your experiences and competency with vCloud Director. I’m not sure if this has any weighting as to what questions you get! I already have a VCP (4&5) so Read More…
Veeam error after upgrade to ESX 5.1
Components: ESXi 5.1 , Veeam 6.5 Scenario: I upgraded all of my hosts from Esxi 5.0 to 5.1. Veeam 6.5 had been installed (upgraded from 6.1) last week and had been backing up successfully. When the job ran again as normal after ESXi 5.1 had been installed I got an error on all my VMs Read More…
Cannot telnet locally to MSSQL Port 1433 (2005 Standard Edition)
OS: Windows 2008 R2, SQL 2005 Standard Edition, vCenter 5.0 Scenario: I was upgrading from vCenter 5.0 to vCenter 5.1a. The SSO installation failed as it could not connect to the local SQL database. Caveat: I had upgraded from SQL2005 Express to standard on the same server as our vCenter inventory had grown too big Read More…
FreeBSD clock frozen
OS : FreeBSD 8.2 Hypervisor: VMware ESXi 5.0 The clock on our FreeBSD webserver suddenly stopped. This appears to be a bug in in ESXi 5.0. To fix this: If the time counter is using HPET then change this to ACPI sysctl kern.timecounter.hardware=ACPI-safe Note: The setting doesn't persist after a reboot so make sure Read More…
Check an SPF record from your own server (CLI)
OS: FreeBSD/Centos From the CLI type nslookup Then press Enter -> and type the following set type=txt Press Enter -> Finally enter the domain name you want to check (eg gmail.com in this case) gmail.com Output: Server: 127.0.0.1 Address: 127.0.0.1#53 Non-authoritative answer: gmail.com text = “v=spf1 redirect=_spf.google.com” Authoritative answers can be found from: gmail.com nameserver Read More…
“Warning: Parameter 1 to” “expected to be a reference, value given in”
We just upgraded an old Joomla website from PHP 5.2 from PHP 5.3 and got Warnings in a few pages The line of code that was spitting out the error was: if (method_exists($this, $event)) { return call_user_func_array ( array($this, $event), $args ); } else { Adding a @ sign fixed the issue: Read More…
How do I get my public IP address on the UNIX CLI ?
I’ve deployed a Centos server and wanted to make sure I was going out through the correct IP address. With a windows machine I would just use something like www.whatismyip.com. However, with only the CLI this isnt possible. Having a POP3 server external to this device I just popped the mail server to get the Read More…
Useful Perl commands
a) Delete tabs from file perl -i -pe ‘s/[ \t]+//’ myfile
Creating a 32bit DSN for Windows 64bit
Scenario: I needed to re-create a 32 bit DSN as I was moving a VMware Update Manager database from SQL 2005 Express bundled to SQL 2008 R2 Standard on a standalone machine. To invoke the 32 bit DSN go to the following in Windows Explorer or Run box: %systemdrive%\Windows\SysWoW64\Odbcad32.exe
Enabling SNMP in Windows 2008
First of all you may need to add the “feature” from Server Manager Now go to Services (in Administrative Tools) Right click the SNMP Service and select properties . Go to the Security tab Edit the settings to your needs. In this case I have allowed the host 172.17.19.100 access to this host and kept the Community name as the default public Read More…
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