Command Dump Useful tools to debug Docker Swarm

Networking

ip -s xfrm state
//Displays established ipsec tunnels and their settings

ping -M do -s 1490
//"-M do" tells ping to not fragment packages
//"-s 1490" set the size of each package at 1490 bytes


tcpdump -i any proto TCP -nn
//"-i any" define the capturing interface as "any"
//"proto TCP" filters by TCP only packages
//"-nn" Disables IP, Protocols and Port resolution from the outcome