Linux Commands (for remark)

some commands here…

Update & upgrade

$ sudo apt update
$ sudo apt upgrade

or
$ sudo apt update && sudo apt upgrade

List listening ports

$ netstat -ntlp | grep LISTEN

.tar.gz

$ tar -zcvf filename.tar.gz source

unzip

$ tar xzf filename.tar.gz

Check tcp_bbr

$ lsmod | grep bbr