We have four 9200L switches stacked together. I am trying to config it to connect to our core switch(Mellanox SN2100 100G switch) using LACP trunking. After play around I can't figure out why it won't pass traffic to my core switch. I need some help ...

I managed installed self signed SSL certificate on 9200L (IOS XE 16.11). It appears working fine in Firefox but not in Chrome. I guess I may missed something so I need help. Thank you. Here is what I did to install the certificates for the HTTP serve...

We just brought four 9200L-48P-4X-E switches with stacking modules. I tried following this instruction to process the Day0 setting but no success.https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst9200/hardware/install/b-c9200-hig/b-c9200l-hi...