PowerCLI: Connect-VIServer Certificate Errors
Oct07

PowerCLI: Connect-VIServer Certificate Errors

KB ID 0001603 Problem When attempting to connect to a vCenter or ESXi host, you see the following error;   Connect-VIServer : {Date} {Time} Connect-VIServer Error: Invalid server certificate. Use Set-PowerCLIConfiguration to set the value for the InvalidCertificateAction option to Prompt if you’d like to connect once or to add a permanent exception for this server. Additional Information: Could not establish trust relationship...

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Group Policy Preferences and Client Side Extensions
Oct05

Group Policy Preferences and Client Side Extensions

Group Policy Preferences KB ID 0000389 Problem Group Policy Preferences (GPP) first came in with Server 2008 and were enhanced for Server 2008 R2, To be able to apply them to older Windows clients, you need to install the “Client side Extensions” (CSE), You can either script this, deploy with a group policy, or if you have WSUS you can send out the update that way. From windows 7 onwards they are already installed....

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Cisco ASA Site to Site IKEv2 VPN Static to Dynamic
Oct01

Cisco ASA Site to Site IKEv2 VPN Static to Dynamic

KB ID 0001602 Problem Site to Site VPNs are easy enough, define some interesting traffic, tie that to a crypto map, that decides where to send the traffic, create some phase 1 and phase 2 policies, wrap the whole lot up in a tunnel-group, and you’re done! But there needs to be a ‘peer address’ in the crypto map, and if one end of the VPN is on DHCP that address is likely to change, so you cant supply that? The...

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EVE-NG on VMware ESX Strange ARP Problems?
Oct01

EVE-NG on VMware ESX Strange ARP Problems?

KB ID 0001601 Problem I use EVE-NG a lot, it’s an awesome tool. Also I’m lucky enough to have my own ESX servers, so that’s where it lives. I’ve noticed this problem before, but I’ve either given up, and done something else, or it’s manifested itself in an ‘odd’ way that I can work around. If you’re new to connecting EVE-NG to a live network you might want to read the following...

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