While v6.46.8 was largely a bugfix release, it existed within a branch that introduced significant networking features that matured in this version.
RouterOS v7 was, at the time of v6.46.8's release, still in a "Release Candidate" or early stable stage. It was buggy, memory-hungry, and suffered from driver issues on older hardware. v6.46.8 offered the best compromise: it was modern enough to support contemporary protocols (like stable OSPF and BGP implementations for the time) but old enough to be rock-solid on legacy hardware like the RB750Gr3 or the CCR1009. routeros v6.46.8
To understand v6.46.8, you must first understand MikroTik’s release philosophy. The company maintains three release channels: While v6