A method of transmitting data between a plurality of inter-connected elements. The method comprises receiving a message from a first element, said message comprising a routing key plus optionally a data payload. The routing key is processed to identify a plurality of said inter-connected elements, and data is transm...

There is disclosed a router for routing data on a computing chip comprising a plurality of processing elements, the router comprising: a packet processing pipeline; a dropped packet buffer; and one or more circuits configured to: determine that a data packet in the packet processing pipeline is to be dropped; move t...