I have already opened up a case on this topic. It seems like a general issue with Pulse on Mac OS. Even if we switch to just plain username / password authentication, the Pulse client does not seem to want to transfer the session back from a browser instance. For example, on switching just just plain AD authentication, if a user logs into the web page, and then hits Start for Junos Pulse, the Pulse client launches, but then does not create a Pulse session. The user is forced to click the Connect button, against the corresponding Pulse entry to get the session to start.
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