Linux VBOX Keystroke Toggle Pressing the left Ctrl key once tells VBox to toggle between your host/guest OS December 28, 2010 10:53 am BGP, CheckPoint, Cisco ASA, Cisco MPLS, Cisco Routers, Cisco Switch, FireBrick, FireWalls, Hot Standby, HP, IpTables, Linux, Microsoft, Routing Protocol, VM, xrio, Zyxel Router (Permalink) No comments yet. Tags: linux vbox, vbox keystoke by admin