Step 1: Get the Fix IDRAC .jnlp file from the Chrome webstore
This makes sense of the JNLP files that you’ll download to start the virtual console
Step 2: Get Java on your machine
Pull down and install the latest Java
Step 3: Setup Java security
Add the IP address of the remote server iDRAC under CONTROL PANEL>Java>Security Tab>Exception site list (e.g. https://192.168.1.1:443 )
Step 4: Allow Java to accept old SSL certificates
Go to Java installation folder. Open {JRE_HOME}\lib\security\java.security -file in text editor. Delete or comment out the following the line containing jdk.tls.disabledAlgorithms=SSLv3.
https://community.spiceworks.com/how_to/153853-getting-idrac6-virtual-console-to-work-with-chrome