@KJK, thanks, I appreciate the extra information (and your attempts to help me in general). I was going by the docs you shared, which I’ll quote here for reference in case anyone else is misled by...

Thanks, @Clive_A. That’s disappointing—the Cisco documentation @KJK linked implies other vendors do support it, so I’m sad to see it’s not possible here. Fortunately, it’s not a major hindrance in...

@Clive_A I can see that the LAG Table shows only the 1 GbE link whenever I restart switch B (see my screenshots from earlier) and I’ve verified with iperf3 that it is in fact using that link. I can...

@Clive_A Here’s the output on switch A (the active side): And switch B:

Thanks for the clarifications, @Clive_A. Yes, they’re in one LACP group. Here’s switch A (the active side), where port 9 is 1 GbE and ports 27 & 28 are 10 GbE: Here’s switch B (passive), where port 1...

@KJK I think we’re speaking at cross-purposes because I’m not using the right terminology; when you say LAG I understand that to mean a LAG negotiated by LACP (or a static LAG, but that doesn’t apply...