New issue 10: Use RX_RING and TX_RING to improve transmission speed
https://bitbucket.org/ouroboros-rina/ouroboros/issues/10/use-rx_ring-and-tx_ring-to-improve
Sander Vrijders:
The shim-eth-llc currently uses a syscall every time a packet is sent or read.
By using the RX_RING and TX_RING functionalities in Linux, these expensive
operations can be avoided.