Check runnong ports ubuntu

$ sudo lsof -i -P -n
$ sudo lsof -i -P -n | grep LISTEN
$ doas lsof -i -P -n | grep LISTEN ### [OpenBSD] ###

sudo lsof -i -P -n | grep LISTEN
sudo netstat -tulpn | grep LISTEN
sudo ss -tulpn | grep LISTEN
sudo lsof -i:22 ## see a specific port such as 22 ##
sudo nmap -sTU -O IP-address-Here

Source: cyberciti.biz

Similar codes

0 vote92 views1 answer
Will Tenet come in plate format
TypeScript
0 vote102 views1 answer
Not able to use fonts awesome in react
TypeScript
3 votes89 views1 answer
Angular remove object from array by id
TypeScript
0 vote107 views1 answer
Print file contents in git bash
TypeScript
0 vote108 views1 answer
Running same tests against different data
TypeScript
1 vote108 views2 answers
Dart clone list
TypeScript
37 votes146 views5 answers
Create react project with typescript
TypeScript
0 vote106 views1 answer
How to make the score add on while its in a loop in python
TypeScript
0 vote106 views1 answer
Python arbitrary arguments *args mcqs
TypeScript
0 vote106 views1 answer
If statements equals same value python
TypeScript