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Danger of IP addresses using port 1214

Our engineering department is pointing out IP addresses that are using port 1214. Does this mean that these computers are downloading music or videos from Kazaa?

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In most cases, YES! Either that, or you have the virus that also uses that port for malicious intent.

I would ensure you have an intrusion-detection system and check the packets, then block if you determine it is a wise business need. Ensure you are not blocking a valid application as well.

For more information on this topic, visit these other resources:
  • Ask the Expert: Determining which TCP/IP services are needed
  • Ask the Expert: Explanation of ports
  • Best Web Links: Intrusion Detection

    This was first published in April 2003

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