Hi, The options are : 1. Install the Pulse client for 4.0r7 on MAC machines by running the mac client on the machines and disable under Maintenance >system options on MAG device Enable web installation and automatic upgrade of Junos Pulse Client The 3.1x pulse client on windows can still connect. 2. If Enable web installation and automatic upgrade of Junos Pulse Client is checked, the windows clients will be shown a message to upgrade which they can accept or deny everytime they launch Pulse. Mac clients will be automatically upgraded via web. Regards, Jay
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