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What are firewalls?
Firewalls serve to protect an internal network from external attacks. These external threats can be hackers who need to steal data or computer viruses that can wipe out data in an instant. It also stops other users from external networks from gaining access to the private network.
Originally Linux/UNIX systems had one all-powerful user called root that managed systems. Discuss the risks of having a single root user and how more limited management abilities c
What is SMTP? SMTP is short for Simple Mail Transfer Protocol. This protocol deals with all internal mail, and gives the essential mail delivery services on the TCP/IP protocol
Q. Illustrate the Bus Backbone network? - Topology is a bus - Utilized in networks such as 10Base5 or 10Base2 - Normally utilized to connect different buildings or to con
configure a router . get the default gateway
In HTML, a tag shows the browser what to do. When you write an HTML page, you enter tags for lot of reasons -- to change the appearance of text, to show a graphic, or to make a co
Describe the functions and significances of all fields (such as Source Port and Destination Port) of a TCP header. Functions and significance of tcp header's fields FIELDS
FIBER MODEMS: LAN methods are discovered to perform within the same building. However most institutions have offices located far apart from one other. DISTANCE LIMITATION A
100Base-FX Utilizes two identical optical fibers in star topology One fiber holds frames from the station to hub one from hub to station Encoding is 4B/5B Si
RPC adumbrates the intricacies of the network by using the ordinary procedure call mechanism familiar to each programmer. A client process calls a function on a remote server and
Compare Error Detection and Error Correction: The correction of errors is more difficult than the detection. In error detection, checks only any error has happened. In error co
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