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What are proxy servers and how do they protect computer networks?
Proxy servers primarily stop external users who identifying the IP addresses of an internal network. Without information of the correct IP address, even the physical location of the network can't be identified. Proxy servers can make a network virtually invisible to external users.
Session layer examples are Netbios Names, SQL, NFS, X Windows, and RPC
There are two dominant forms of building distributed systems: client-server systems, i.e. systems in which one machine acts as a server and act as clients; and peer-to-peer systems
I Have an exam Questions and i would like it to be answered. Thanks
What is a difference between a domain and workgroup?
Q. What is Cross over cable? - Cross the critical pair to properly transmit, align and receive signals on devices with like connections. - Pin 1 connected to pin 3 as well a
Describe in detail with example how data fragmentation works?
What is the benefit of using classless addressing over classfull addressing scheme?
FRAME FILTERING: The very important task a bridge operates is frame filtering. If both the destination and source are on the same segment, it does not repeat the frame to the
Screening Router In this setup network router acts as a firewall. It checks all incoming and outgoing packets according to the predefined rules. This filter is placed at the c
Lat take the CONNECT (client side), LISTEN, and ACCEPT (server side) socket primitives a) Why are these three needed for a TCP connection? b) Why are none of them needed for a U
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