3.12.3 Networking Stack Updated to Version 4.18

The networking stack in Oracle Linux 8 has been updated to version 4.18. This version of the networking stack includes several bug fixes and improvements over the previous version, including new offload features and the new fq_codel default transmit queue scheduling algorithm. Several additional changes were made, including improvements to the generic busy polling code, and improved scalability for the User Datagram Protocol (UDP), IPv6, routing code, as well as some transmit queue scheduling algorithms.