jetlib.sec » Sophos product advisories » The Sophos Endpoint Security and Control update due to commence release on 27 October 2010 will require a reboot
We are incorporating a driver update and an LSP (Layered Service Protocol) update into the version 9.5.4 Endpoint Security and Control update due for release in late October/early November 2010. For these updates to take effect you will need to reboot endpoint computers.