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ITECH1003 Networking Assignment

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Added on  2020-02-24

ITECH1003 Networking Assignment

   Added on 2020-02-24

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Running Head: ITECH1003 NETWORKING ASSIGNMENTWireshark Capture Filter assignment[Student Name][University Name]
ITECH1003 Networking Assignment_1
ITECH1003 NETWORKING ASSIGNMENT1Table of ContentsPart 1 – Wireshark and traffic capture basics.............................................................................2Part 2 capture filters...................................................................................................................3BPF qualifiers.........................................................................................................................3Documenting the 3 logical operators for combining primitives............................................4Capturing traffic from/to another machine............................................................................4Excluding particular network traffic......................................................................................6Using port numbers in capture filters.....................................................................................6
ITECH1003 Networking Assignment_2
ITECH1003 NETWORKING ASSIGNMENT2Part 1 – Wireshark and traffic capture basicspromiscuous mode: promiscuous mode is a mode in Wireshark where networkadapter received and read all data packets. This mode must be supported by both the networkadapter in addition to the host system input and output driver. The Capture > Options dialog allow to convert the DNS in to IP address. With thehelp of this IP address the Wireshark can show the packets for the specific IP address. Switch and hub mainly have the same functionality but it has few difference. Switchconnect all the network segment in a single LAN. But Hub connect all the computer togetherand every single device act as a single network segment. Switch has the functionality to limitthe traffic and it will not visible in the Wireshark. Port Number Protocol Port number FTP Data20FTP Control 21HTTP80NTP123SSH22SMTP used port 25 for transferring mail. It is a simple mail transfer protocol. DHCP used port 67/68. DCHP is used to allocate IP address to a networkdynamically. HTTPS use pot 443. It is performing the same functionality as HTTP with moresecure connection by adding SSL or TTL.
ITECH1003 Networking Assignment_3

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