Citrix NetScaler – ‘Certificate is not a server certificate’
KB ID 0001191 Problem While attempting to bind a certificate to a Virtual Server on my NetScaler this happened; Error Certificate is not a server certificate Solution Before you proceed, delete the problem certificate to avoid confusion! I had generated this certificate with Microsoft Certificate Services, and I had made a wildcard certificate like so; Certificate Services – Create a ‘Wildcard Certificate’ Remember if you use the...
NetScaler – SSL Virtual Server State: Down Effective State: Down
KB ID 0001190 Problem When trying to setup SSL Offloading on a NetScaler Virtual Server. I was unable to get the State and Effective State to ‘go green’. Solution If you hit the ‘down arrow’ to the left it will give you a little more information, it also says ‘SSL feature disabled’. Log directly into the appliance and issue the following command; enable feature SSL Hit the ‘refresh’...
Firefox Error – SSL_ERROR_WEAK_SERVER_EPHEMERAL_DH_KEY
KB ID 0001189 Problem Firefox is what I use when Opera does not work, so when I tried to connect to some management servers that did not support Opera this happened; Secure Connection Failed An error occurred during a connection to {FQDN). SSL received a weak ephemeral Diffie-Hellman key in Server Key Exchange handshake message. (Error code: SSL_ERROR_WEAK_SERVER_EPHEMERAL_DH_KEY) Solution Navigate to ‘about:config’...
Citrix NetScaler – Simple HTTP Site Load Balancing
KB ID 0001188 Problem Here is the simplest load balancing scenario I can think of, I’ve got two web servers, (on http port 80) and I’m presenting them though my NetScaler as an HTTP (Virtual Server). Solution First we add the ‘back-end’ servers. Connect to the management IP of your NetScaler and login > Configuration > Traffic Management > Load Balancing > Servers > Add. Define a name for the...
NetScaler – Locate the Host ID
KB ID 0001187 Problem To apply a license to your NetScaler you need the supply the Host ID to the licensing portal. A quick internet search yielded the commands, but the were not working? Solution Note: If this is a new installation, the username and password will both be set to nsroot. Whatever I was reading, didn’t tell me I needed to drop to shell mode! shell lmutil lmhostid As you can see this ones 0050569d5a96, (which I...