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If someone had all these ports open, what could one do with them?
Please Tutor me!!

Code:

Discovered open port 60013/tcp on 23.31.156.21                                 

Discovered open port 8291/tcp on 23.31.156.21                                  

Discovered open port 60008/tcp on 23.31.156.21                                 

Discovered open port 8728/tcp on 23.31.156.21                                  

Discovered open port 60012/tcp on 23.31.156.21                                 

Discovered open port 60010/tcp on 23.31.156.21                                 

Discovered open port 60016/tcp on 23.31.156.21                                 

Discovered open port 60014/tcp on 23.31.156.21                                 

Discovered open port 60005/tcp on 23.31.156.21                                 

Discovered open port 1723/tcp on 23.31.156.21                                  

Discovered open port 88/tcp on 23.31.156.21                                    

Discovered open port 60006/tcp on 23.31.156.21                                 

Discovered open port 8729/tcp on 23.31.156.21                                  

Discovered open port 2000/tcp on 23.31.156.21

Follow-up

Code:

PORT     STATE    SERVICE

22/tcp   filtered ssh

53/tcp   filtered domain

88/tcp   open     kerberos-sec

135/tcp  filtered msrpc

139/tcp  filtered netbios-ssn

445/tcp  filtered microsoft-ds

514/tcp  filtered shell

1080/tcp filtered socks

1723/tcp open     pptp

2000/tcp open     cisco-sccp

8291/tcp open     unknown

ineedQ

ineedQ