Before you capture a packet, you must ask:
If you span a 40Gbps link to a 1Gbps destination port, the buffer fills up, and the switch drops the "copy" packets. You might think the network is dropping traffic, but actually, your monitoring tool is just too slow. nexus 9k packet capture
To capture traffic passing through the switch between two other devices, use the Switch Port Analyzer (SPAN). Solved: Packet capture in. N9k - Cisco Community Before you capture a packet, you must ask:
Since NX-OS is Linux-based, the standard tcpdump utility is available. This is your tool for capture. Before you capture a packet