Can you explain the basic of encryption in VPN?


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Mention what is the matric of eigrp protocol?

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Hi There, I am currently studying my CCNA and doing quite a bit of practice exams. I recently came across a questions which totally confused my and I needs someone to explain it to me please, the questions is: Which routes are contained in the following summarisation address. 192.18.176.0/21. The posiible answers are, A. 192.18.183.255, B. 192.18.159.2, C. 192.18.194.160, D. 192.18.179.4, E. 192.18.183.41, F. 192.18.184.45. According to the answer sheet the correct ones are E and F, but when I work it out I get D,E and F, please help

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please name some routed protocol.

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The Cisco IOS is stored where? A.) ROM B.) CD C.) Flash D.) NVRAM

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Which multicast ip eigrp protocol use?

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