backbone@connecting.sh:~$ ip addr | grep 'state UP' -A2 | tail -n1 | awk -F'[/ ]
backbone@connecting.sh:~$ nc -zv toebone-footbone.connecting.sh 1-2023
Connection to port 21 (ftp): succeeded!
Connection to port 22 (ssh): succeeded!
Connection to port 23 (telnet): Connection refused
Connection to port 25 (smtp): succeeded!
Connection to port 53 (domain): succeeded!
Connection to port 80 (http): succeeded!
Connection to port 110 (pop3): succeeded!
Connection to port 1433 (ms-sql-s): Connection refused
PING toebone-footbone.connecting.sh: time=15.106201171875 ms
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