The field used to detect errors over the entire user

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10. The field used to detect errors over the entire user datagram is a) UDP headerb) Checksumc) Source portd) Destination portView AnswerAnswer: bExplanation: Checksum field is used to detect errors over the entire user datagram. Computer Networks Questions & Answers – AH and ESP Protocols This set of Computer Networks Questions and Answers for Experienced people focuses on “AH and ESP Protocols”. 1. Which mode of IPsec should you use to assure security and confidentiality of data within the same LAN? 2. Which two types of encryption protocols can be used to secure the authentication of computersusing IPsec?
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3. Which two types of IPsec can be used to secure communications between two LANs? 4. ______ provides authentication at the IP level. a) AHb) ESPc) PGPd) SSLView AnswerAnswer: aExplanation: It provides integrity checking and anti-reply security. 5. IPsec defines two protocols: _______ and ________ 6. IP Security operates in which layer of the OSI model? 7. ESP provides
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8. In computer security… means that computer system assets can be modified only by authorizedparities. a) Confidentialityb) Integrityc) Availabilityd) AuthenticityView AnswerAnswer: bExplanation: Integrity means that computer system assets can be modified only by authorized parities.
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