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CCIE Security Written Exam (400-251) Exam Questions

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CCIE Security Written Exam (400-251)

297 / 530

Question 297:

What transport protocol and port are used by GDOI for its IKE sessions that are established between the group members and the key server? 

Answer options:

A. UDP port 848
B. TCP port 848
C. ESP port 51
D. SSL port 443
E. UDP port 4500