The influenza vaccine is unusual in that most years a different vaccine is made. Because strains of influenza virus that circulate in the community can differ from one season to the next, the vaccine must change to best protect against those different strains.
In VMware, switches are used to establish a connection between the virtual network and the physical network. With ESX and ESXi, two different kinds of switches can be used: standard switches and distributed switches.
Switch: uses the physical device address in each incoming message on the network Bridge: connects one LAN to another LAN that uses the same telecommunications protocol Router: forwards data packets across two or more distinct networks toward their destinations Gateway: serves as an entrance to another network Telecommunications Hardware (continued)