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What is Proxy Sever and Firewall
Proxy Sever
Also known as a proxy or application level gateway. It is an application that breaks the connection among sender and receiver. Thus, it helps us to stop hacker from getting Internet address and detail of a private network.
Firewall
Firewall is a method for keeping a network secure. It is mainly used in giving user's access to the Internet in a secure fashion as well as to separate a company's public web server from its internal network.
VPN Technology For an organization VPN technology uses some main techniques for privacy a.Encryption /Authentication b.Tunnelling c.Fire walls
Coaxial Applications & Performance - Analog plus digital phone networks - Cable TV networks - Traditional Ethernet LANs - Power line and Home Networks-phone line -
What is the difference among flow control and error control? Ans) Flow control: adjust and confirm data flow rate for successful transmission. Error Control: a method to
What are the two types of Transmission Technology available in ccna? Ans) Point - to - Point and Broadcast are the Two types of Transmission Technology available in CCNA
Explain BGP
What is Bookmark A list of pages a user likes to frequently visit. Netscape® Navigator and Explorer® have a "bookmark" menu item which allows users to add favourite sites vi
Question: (a) The IEEE 802 series of standards describe both the Physical and Data Link layers of their respective technologies. Two important standards are 802.3 and 802.5, r
What to do to connection with external communication For dealing with external communication, the Web server must have a static IP. Having a static IP could also be a problemat
TYPES OF PARALLEL PROGRAMMING There are several parallel programming models in common use. Some of these are: Message Passing; Data Parallel programming; Shared
what is protocol?
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