Simplify the pipe command to read IP addresses

[zvr]

The awk command already includes the functionality of grep and cut, so there is no need to have four processes when two are enough...

Feel free to try:

ss -atun4  | awk '$2=="ESTAB" {split($6,a,":"); print a[1]}'

Signed-off-by: Alexios Zavras (zvr) [email protected]