Is this part of a valid strategy for load sharing traffic across the links in...

 Implementing Virtual Switching Extension (VSX) on pairs of ERPS switches at the same site is part of a valid strategy for load sharing traffic across the links in an Ethernet Ring Protection Switching (ERPS) solution. VSX allows two switches to act as a single logical device and provide active-active forwarding across both switches. This way, traffic can be load balanced across all links in the ERPS ring without creating loops1.