= ss
  * reemplazo de **netstat**
    * TCP
    * UDP
    * sockets
    * ICMP

== comandos
  * ''ss'': todas las conexiones
  * ''ss -l'' listening sockets
  * ''ss -a'' all sockets
  * ''ss -a -t'' all TCP sockets
  * ''ss -a -u'' all UDP sockets
  * ''ss -a -x'' all Unix sockets
  * ''ss -a -w'' all raw sockets
  * ''ss -a -4'' all IP4 sockets
  * ''ss -a -6'' all IP6 sockets
  * ''ss -t -r state stablished''
  * ''ss -t -r state listening''
  * ''ss -a state stablished '( dport = :https or sport = :https )' ''
    * dport: destintantion port
    * sport: source port
  * ''ss -a state stablished '( dport = :ssh or sport = :ssh )' ''
  * ''ss -a dst <IP_ADDRESS>'': listado con destino a IP
  * ''sudo ss -t -p'': identificar el proceso que usa el socket

/via: [[https://www.howtogeek.com/681468/how-to-use-the-ss-command-on-linux/]]