By David Minutella
CCSP CSVPN examination Cram 2 covers one in all 5 checks had to turn into a Cisco qualified defense expert. the easiest promoting examination Cram 2 sequence is the neatest, most productive approach to develop into qualified. This e-book covers the knowledge you want to recognize to go the examination, and provides research counsel and perform assessments that can assist you ensure you are prepared on examination day.The CD contains PrepLogic perform assessments, Preview version, which deals an entire PrepLogic perform try, a try engine with examine modes, perform attempt and Flash assessment, complete examination customization, and a close rating record.
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Extra resources for CSVPN Exam Cram 2 (Exam 642-511)
Group 1 • B. Group 2 • C. Group 3 • D. Group 5 • E. Group 7 • F. Group 8 • G. Group 9 A3: 44 Answers A, B, D, and E are correct. Cisco VPN products can support groups 1, 2, and 7. Diffie-Hellman group 1 is 768-bit and Diffie-Hellman 2 is 1024-bit. 6 and is 1536-bit. Diffie-Hellman 45 group 7 is used for mobile devices such as PDAs and IP phones. Answers C, F, and G are not supported by Cisco. Question 4 Which of the following are IKE modes? ) • A. Main mode • B. Fast mode • C. Aggressive mode • D.
The longer the length of the keys, the more difficult the encryption is to decipher; however, longer keys require extra processing power and time. Common key lengths are 56 bits, 128 bits, and 160 bits, although key lengths have been known to be up to 2048 bits and beyond. Encryption keys can be one of two types: • Symmetric keys Symmetric keys are characterized by the use of the same key on both sides of the tunnel to encrypt and decrypt the data. They are kept private because these keys should never be transmitted across a public infrastructure or they might be intercepted.
Team LiB ] [ Team LiB ] VPN Defined Imagine you witness a security carrier with a briefcase attached to his wrist by a set of handcuffs. You can't help but wonder what is inside the briefcase. It could be government documents, it could be money, or it could be nothing. Such is the nature of modern secure Virtual Private Networks (VPNs). It is the VPN's job to perform the security carrier's role and securely protect its payload. By using tunneling protocols (the briefcase), it can provide a secure transport of its contents from origin to destination.