By |2014-07-23T12:48:45+01:00July 23rd, 2014|Exchange, Microsoft|

my customer ran into a problem that his exchange server just didn't receive any mail no more or couldn't send mail also. when i checked the mail queue i found the following error: 451 4.4.0 DNS query failed. The error was: SMTPSEND.DNS.NonExistentDomain; nonexistent domain after checking everything from connectors and exchange settings, I started to check just everything, and the first steps i always do is: are the TCP/ip config correct on your network card(s). turns out the DNS 2 entry was set to external dns once you remove this DNS entry and only use the internal DNS server everything [...]

Nested esx 5.5 host inside vSphere

By |2016-10-26T12:43:05+01:00July 19th, 2014|Vmware|

since im trying to set up a home lab i needed to have more esx host. so i started to look into nested ESX host I found a lot of blogs out there for vSphere 5.0 and 5.1. but few for vSphere 5.5 finally this blog helped me on the right path for nested esx 5.0 look at these blogs from William Lam or Duncan Epping. first i checked if my hardware supports nested hardware virtualization https://fqdn of your esxhost or ip address/mob/?moid=ha-host&doPath=capability look for nestedHVsupport if its true. make sure you enable VT-x and EPT or AMD-V [...]

Prepare for VCAP-DCA5

By |2016-10-26T12:43:05+01:00July 14th, 2014|Vmware|

hi everyone, I'm preparing for my VCAP-DC5.5 at the moment and I collected all the pdf files from the blueprint exam from the VMware site. If you are interested you can download them in the link below. good luck to everybody who is trying to get their VCAP-DCA VCAP-DCA5 pdf collection

Migrate standard vSwitch to Distributed vSwitch with iSCSI multipath

By |2016-10-26T12:43:05+01:00July 12th, 2014|Vmware|

Hello everyone. I ran into some problems migrating from a standard vSwitch to a Distributed vSwitch, an I tought let me share it and maybe it can help someone. The reason was because I had multipathing configured for iSCSI connections on the standard vSwitch. (it’s up to you to decide if you want iSCSI on standard vSwitch or distributed vSwitch. There are a lot of blogs/discussions on the internet about this subject.)So here is what I did to make it work First. Make sure you remove your multipathing under the host iSCSI adapter – network port Binding Rescan your datastore. [...]

vShield Manager 5.x Change/Configure ip addres

By |2016-10-26T12:43:05+01:00July 6th, 2014|Vmware|

When you deploy the vshield manager and want to change/ configure the ip address then you will need to run the setup command from the command the console from vShield manager and login to the CLI interface (during ovf deployment you may used other passwords for admin CLI and enable admin)manager login: admin Password: defaultGo into enable modemanager> enable Password: default manager# setupFollow the setup questions and save the configuration at the end.  the ip address is changed immediately. you don't need to restart. just login to the new ip address with you prefered web browserremark:vCloud 5.5 - vShield Manager 5.5 [...]

Vmware vSphere beta program

By |2016-10-26T12:43:05+01:00July 5th, 2014|Vmware|

Vmware opens a beta program to test the new vSphere release. anyone can join and test the product to expand new features and capabilities that improve IT's efficiency, flexibility and agility to accelerate your journey to cloud computing vSphere Beta Program Overview

P2V Windows 2000 server – vSphere 5.1

By |2016-10-26T12:43:05+01:00July 2nd, 2014|Microsoft, Vmware|

I came across a customer where 10 servers were still running on windows 2000 server I used VMware vSphere 5.5 so you can't use VMware convert 5 or higher because windows 2000 isn't supported anymore. here are the steps i made make sure all the windows 2000 server are on SP4 ( and Update rollup 1 ( make sure you stop service that can cause problems ( antivirus, SQL, exchange, oracle,..) install VMware convertor 4.0.1 on your windows 2000 server install sysprep tools on the sever where you installed convertor 2003 : Path : C:Documents and SettingsAll UsersApplication DataVMwareVMware vCenter [...]