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Determine about the proxy servers
There are proxy servers that act as good firewall protection for the entire Intranet system. In some cases, firewall comes as a separate server altogether, whereas in certain cases firewalls themselves can act as a proxy server.
It must be ensured that the firewall is being updated from time to time and the persons responsible are alert and loyal.
Q. Describe Flow and Error Control Mechanisms? Flow and Error Control Mechanisms - Stop and Wait ARQ - Go-Back ARQ - Selective Repeat ARQ
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
State the latest technology in the line of Intranet The latest technology in the line of Intranet tools has been the Web-based Distributed Authoring and Versioning (WebDAV), w
What is DoS? A do, or Denial-of-Service attack, is an attempt to stop users from being able to access the internet or any other network services. Such attacks might be come in
Explain the Forward congestion avoidance process Notifies the user that congestion avoidance process should be initiated where applicable for traffic in the similar direction a
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Define Bandwidth and Latency? Network performance is calculated in Bandwidth (throughput) and Latency (Delay). Bandwidth of a network is given by the number of bits that can be
Question: (a) Short Message Service (SMS) is a service available on most mobile phones that allows the sending of short messages between mobile phones, other handheld devices
Networks are more frequently being prepared to allow specification of the quality of service needed by users. For example: - a typical voice telephone call may give a QoS para
Question: (a) With mobile telecommunications providing an important engine for growth, continuing to stimulate growth and to ensure mobiles remain affordable for all, will re
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