Port filtering

The following ports are filtered on traffic coming into the CSAIL network:
  • 135/tcp (loc-srv)
  • 135/udp (loc-srv)
  • 137/tcp (netbios-ns)
  • 137/udp (netbios-ns)
  • 138/tcp (netbios-dgm)
  • 138/udp (netbios-dgm)
  • 139/tcp (netbios-ssn)
  • 139/udp (netbios-ssn)
  • 161/udp (snmp)
  • 179/tcp (BGP)
  • 445/tcp (microsoft-ds)
  • 445/udp (microsoft-ds)
  • 515/tcp (LPR/LPD)
  • 631/tcp (IPP)
  • 1433/tcp (ms-sql-s)
  • 2967/tcp
  • 3127/tcp (various worms)
  • 5900/tcp (VNC)
  • 5901/tcp (VNC)
  • 9100/tcp (jetdirect)

In addition, thousands of individual hosts are blocked by our intrusion-detection systems.
Topic revision: 09 Dec 2010, GarrettWollman
 

MIT Computer Science and Artificial Intelligence Laboratory

 

  • About CSAIL
  • Research
  • News + Events
  • Resources
  • People

This site is powered by Foswiki MIT: Massachusetts Institute of Technology