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“WannaCrypt”–Patch first and then verify depreciation of SMBv1

Due to ongoing “WannaCrypt” attacks highly recommended to review if you rely on SMBv1, this feature is installed by default but mostly not in use anymore. WannaCrypt threat uses publicly available exploit code for the patched SMB vulnerability, CVE-2017-0145, which can be triggered by sending a specially crafted packet to a targeted SMBv1 server. The…


System Center–Version

Below you can find a quick summary to identify the version by the build number, added also latest download links Operations Manager SCOM 2012 UR1 7.0.8560.1021 SCOM 2012 UR2 7.0.8560.1027 SCOM 2012 UR3 7.0.8560.1036 SCOM 2012 UR7 7.4.4337.0 SCOM 2012 SP1 UR1 7.0.9538.1005 SCOM 2012 SP1 UR2 7.0.9538.1047 SCOM 2012 SP1 UR3 7.0.9538.1069 SCOM 2012…


SCOM-Agent Failover

Operations Manager is the monitoring component from the System Center suite. Honestly one of the best and broadest monitoring solutions I saw so far. There is a ton of product knowledge inside the management packs. I’m using SCOM now for a while and based on my experience the most important rule when it comes to…


[Quick] F5 BIGIP-How to configure RDGateway load balancer?

Windows is usually good enough for simple network load balancing methods, networking people know what challenges are when you load balance a specific workload. WNLB is good but limited in the ability to analyze data streams and then decided based on conditions. F5 or few other hardware load balancers a.e. Kemp are doing a amazing…


Powershell-How to query memory state via Get-WMIObject

here is a simple example how WMI queries can be call’d from powershell. this one is just an example and you can extend this by any system property like processors, available memory or even include disk space informations. all is about your needs and of course your creativity $x = read-host -prompt "Please enter the…


SCOM Datawarehouse-Event31551 Failed to store data in the Data Warehouse

After I updated the SQL management pack to latest release we did saw below error related to SCOM DW system Failed to store data in the Data Warehouse. The operation will be retried. Exception ‘SqlException’: Login failed for user ‘SCOMAccount’ since the latest SQL management pack update there are now new SQL RunAs profiles and…


SCOM Reporting Services-rslogon failed

After you change password for your service accounts for SCOM you can hit below issue if you have custom reports There are few areas where passwords has to be updated in SCOM. beside the RunAs accounts you also have to update SQL reporting services credentials stored on your SQL server. Run the SQL reporting services…


Windows Server 2016 Scalability

For those of you who haven’t been able to keep up with all of the new scenarios and features Windows 2016 is introducing, no worries! here are just a few of the top scenarios and features I have been asked about in Windows Server 2016 Scale Out File Server with Storage Spaces Direct (RDMA) for…


F5 BIGIP–java.lang.OutOfMemoryError

BIGIP one of the best hardware load balancers I used but sometimes the default configuration can’t fit with the way how you do utilize the BIGIP. java.lang.OutOfMemoryError – To mitigate receiving this message, you can use the provision.tomcat.extramb database variable to increase the maximum amount of Java virtual memory available to the tomcat process Note:…