This is the provision of the physical space, power, environment protection, security access, communications facilities, network facilities, firewalls and computer servers to run the software applications which users will access over the internet.
The benefits of external hosting are that the client has access to a substantive and robust physical communications network and (when specified), hardware environments which provide ‘n+1’ resilience, as well as the physical security checks, communications bandwidth and round the clock monitoring and assistance services a specialised ISP provider can provide.