GCIA: GIAC Certified Intrusion AnalystDemo

By GIAC · Question Mode

QuestionQ324

Application Protocols

Distributed Checksum Clearinghouse (DCC) is a hash-sharing technique for detecting spam email.

Which of the following protocols does DCC use?

  • A TCP
  • B TELNET
  • C ICMP
  • D UDP
Explanation

DCC clients send checksum queries and reports to DCC servers using UDP. TCP is used separately for incoming server-to-server flooding of checksum reports, not for client DCC requests.

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