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Networking (Network hardware (Hub (Connects devices togetaher, sends all…
Networking
Topologies
Bus
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Cheap (no extra hardware), easy to set up
Data Collisions, If central cable broken whole network down
Ring
easy to set up, fast (only in one direction)
Connection problems take down whole network, vulnerable to security flaws
Star
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very robust, fast and fewer collisions
expensive, more equipment , needs expertise, time consuming
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Peer to Peer
networks that are networked to each other without a central server. the files do not have to be stored on central server, all computers are equal
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Network hardware
Hub
Connects devices togetaher, sends all data to all computers
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DNS
Domain name Systems. have a database of Ip addresses constantly updated by other DNS servers. When you request an address (URL) the DNS server looks up the IP address or searches for the address from other DNS servers
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IP address
identifiers network your connected to, it can change whereas MAC adress cannot