Hello I have a Check-Point virtual firewall in the network, connected to  router, with a 0.0.0.0 route pointing towards the router. When the Check-Point needs to update, it  traffic through the router, which performs NAT to an external IP.  Now, the ...

Hello,I have two WS-C3850-24XS switches in a stack. Yesterday, we had to power down one of the switches, and when it came back online, it caused MAC flapping across various port-channel links as well as physical links. This switch is connected to flo...