Archive | vCloud Networking and Security

DvFilter Module is not up on the host

DvFilter module is not up on the host

Working at a customer site last week, we were looking at deploying vCloud Networking and Security App into the test environment.  Sounds simple right?  Well, when we went to install App, we had the error DvFilter module is not up on the host. As you can see by the screen shot below After a little bit of digging around, we discovered the following KB article. This issue can occur due to a previous incomplete installation or due to problems during uninstallation. To resolve this issue: Try the installation/uninstallation from the vShield plugin in vCenter Server. This provides detailed events when the installation fails. Verify if required modules are loaded in the ESX host before installing vShield App using one of these options  Reading through the KB article, not all the commands are needed to resolve this issue. To resolve the issue quickly, SSH to your ESXi host (5.x or above) […]

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Some vCloud Networking and Security Q&A’s

Q. When I configure vCNS Edge HA, what is the “Management IP” referring to? A. HA Management IP is the IP Address used for communication between the active and standby Edge. By default, the user does not need to worry about it (we call it zero-configuration), but the user has the option to explicitly specify it (and its interface). As you know, the IP Address is shared between the active and standby Edge, except this HA Management IP, which should be different. Q. If I enable HA, will it reboot the current Edge device during the installation of the new HA Edge device? A. No. When a user enables HA, vCNS Manager will deploy the secondary Edge device and republish the new configuration to both Edge devices. No reboot of the original Edge is required. In most cases, the original Edge device will be the initial active device, so there […]

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How to configure DHCP server using vCloud Networking and Security Edge device (vShield)

How to configure DHCP server using vCloud Networking and Security Edge device (vShield)

This is a follow on post from my previous article titled How to deploy a vCloud Networking and Security Edge device. This post will show you the steps required to configure the Edge device to act as a DHCP server. Login to the vCloud Networking and Security Manager (vShield Manager) Select the DHCP tab Click Plus in the DHCP Pools section Enter the DHCP Pool configuration Click Add Click Enable to activate DHCP After enabling, click Publish Changes for all configuration options to be sent to the Edge Device    

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