15) What is packet sniffer software? a. Mention at least one such package by name. b. What is 'promiscuous mode'? c. What capabilities do freely available packet sniffers provide, (mention at least...

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Extracted text: 15) What is packet sniffer software? a. Mention at least one such package by name. b. What is 'promiscuous mode'? c. What capabilities do freely available packet sniffers provide, (mention at least five such capabilities). d. What network troubleshooting tasks will a packet sniffer NOT help with? Suggest at least two such tasks and mention which tool(s) would help with one of them.