https://community.extremenetworks.com/t5/extremeswitching-exos-switch/x670g2-48x-4q-stacking-ports-connections-for-v320-mode/m-p/122834#M23287 <P>Hello everyone!</P><P>Could you please help me figure out how to connect the stack ports for v320 mode? I haven’t been able to find any diagrams or clear descriptions of the required connections in the documentation. Currently, two switches are operating in v160 mode, with the stack ports connected using a 57–61 and 61–57 configuration. The page <A href="https://extreme-networks.my.site.com/ExtrArticleDetail?an=000079283" target="_blank">https://extreme-networks.my.site.com/ExtrArticleDetail?an=000079283</A> provides the cabling scheme at the very end, but it doesn’t work—the stack links switch to 80 Gbps, yet they remain in a DOWN state.</P> Mon, 19 Oct 2026 10:51:20 GMT Sergey 2026-10-19T10:51:20Z https://community.extremenetworks.com/t5/extremeswitching-exos-switch/x670g2-48x-4q-stacking-ports-connections-for-v320-mode/m-p/122834#M23287 <P>Hello everyone!</P><P>Could you please help me figure out how to connect the stack ports for v320 mode? I haven’t been able to find any diagrams or clear descriptions of the required connections in the documentation. Currently, two switches are operating in v160 mode, with the stack ports connected using a 57–61 and 61–57 configuration. The page <A href="https://extreme-networks.my.site.com/ExtrArticleDetail?an=000079283" target="_blank">https://extreme-networks.my.site.com/ExtrArticleDetail?an=000079283</A> provides the cabling scheme at the very end, but it doesn’t work—the stack links switch to 80 Gbps, yet they remain in a DOWN state.</P> Mon, 19 Oct 2026 10:51:20 GMT https://community.extremenetworks.com/t5/extremeswitching-exos-switch/x670g2-48x-4q-stacking-ports-connections-for-v320-mode/m-p/122834#M23287 Sergey 2026-10-19T10:51:20Z