To capture the network traces in ESXi you can use the tcpdump-uw command in the Tech Support Mode. Note: In ESXi 5.x, Tech Support Mode is replaced by ESXi Shell. For more information, see Using ESXi Shell in ESXi 5.0 and 5.1 (2004746). The tcpdump-uw command is based on the standard tcpdump utility. Network traces are captured from the perspective of a network interface. The examples in this arti