Unofficial Palo Alto Networks #Slack team founded

Unofficial Palo Alto Networks #Slack team founded
Since I joined Santa Monica Networks Oy I have been extending my knowledge from VMware technologies to networking and network security solutions like firewalls. One networking security vendor I have come to love, is Palo Alto Networks. I run their NGFW as Virtual Appliance at home and I have been consulting their solutions at our ...

Leap second adjustment on 30th of June may cause issues 2

Leap second adjustment on 30th of June may cause issues
Next leap second adjustment is scheduled for 30th of June 2015 at 23:59:60 UTC and it may cause issues on NTP synchronized devices and operating systems. Systems based on older Linux kernels are known to be affected by leap second, several vendors have released KB articles regarding leap second impact on their software. VMware Certain versions ...

Manage vSwitch VM portgroups with vCenter Orchestrator

Manage vSwitch VM portgroups with vCenter Orchestrator
Here is something handy for those managing large vSphere clusters without luxury of having distributed virtual switch available. I have developed a vCenter Orchestrator workflow for managing ESXi host standard vSwitch VM portgoups on a cluster level, with this workflow you can add and remove VM portgroups across large clusters with a single task. There ...

How-to use Nginx as gateway service for VMware Horizon Workspace 1

How-to use Nginx as gateway service for VMware Horizon Workspace
For external users to be able to access VMware Horizon Workspace portal you need use either a load balancer appliance or reverse proxy software running on some standard OS. Many enterprises do have load balancer appliances available for use but in case if you don’t there is a very good open source software available to ...

Removing vDS VXLAN virtual wires using vCenter Orchestrator 2

Removing vDS VXLAN virtual wires using vCenter Orchestrator
In my previous article I wrote about provisioning vNetwork Distributed Switch backed VXLAN virtual wires using vCenter Orchestrator (vCO) and vCloud Network and Security (vCNS) REST API. In this article I will show you how to remove them using vCO. I will not go into details of creating REST workflow elements in this article, see ...

Provisioning vDS VXLAN virtual wires using vCenter Orchestrator 3

Provisioning vDS VXLAN virtual wires using vCenter Orchestrator
Recently while I was working on vSphere infrastructure automation processes I came up with a need to provision vNetwork Distributed Switch VXLAN virtual wires using vCenter Orchestrator 5.1 (vCO). I learned that there is no VMware vCloud Networking and Security (vCNS) plug-in for vCO 5.1 so I had to come up with a way to ...

Silver Peak WAN optimization available for test drive 1

Silver Peak WAN optimization available for test drive
WAN optimization vendor Silver Peak has recently launched a Virtual Marketplace where you can download all of their virtual WAN optimization appliances for free test drive for 30 days. Silver Peak virtual WAN optimization appliances range from 4 Mbps throughput model to a whopping 1 Gbps throughput model, all of which are available as VMware ...

Serious Cisco Nexus security vulnerability disclosed

Serious Cisco Nexus security vulnerability disclosed
Cisco has today issued a security advisory for Denial of Service vulnerability in NX-OS. With specially crafted IP packet it may be possible to trigger a Cisco Nexus 1000v, 5000 or 7000 switch to reboot. Nexus 2000, 3000, 4000 and UCS Fabric Interconnects are not affected by this bug. Cisco explains details of issue as ...
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