In this respect they are similar to the Interface Message Processors built in the US to serve a similar role during the development of the Internet .
These machines were used by Ferranti during early experiments at the General Post Office as the basis for early routers .
In this respect Ferranti are similar to the Interface Message Processors built in the US to serve a similar role during the development of the Internet .
These machines were used by Ferranti during early experiments at the General Post Office as the basis for early routers .