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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 problematic issue. As far as Web servers generate dynamic IP addresses (those addresses assigned to users when they connect to the server and this changes every time they log into the Intranet), the entire network is safe as the hacker or attacker would never be able to detect from where the request or information has actually originated. The NAT equipment serves as address translator from internal to external IP address and vice versa and routing them within these private addresses.
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 i
Transmission robustness and security Unless properly designed, a wireless LAN might be interference prone and simply eavesdropped. The design of a wireless LAN must allow relia
What utility can you use to see the path a packet takes through an internetwork? Ans) Trace - Uses Time-To-Live (TTL) values to make messages from each router used along the pat
Using a process server (such as inetd or xinetd) to listen on a set of well-popular ports and start one another server. I said that it had much to do with overhead. Say you set u
Q. Microwave Applications? - Unicasting - one-to-one communication among sender and receiver - Cellular phones - Satellite networks - Wireless LANs
The diagram below offers an overall view on the methods use by both the OSI and TCP/IP model. ISO Approach - Occasionally called Horizontal Approach - OSI asse
if the signal input to an amplifier is 0 dBm what is the power output in mW if the gain of the amplifier is 20 dB ?
What is VRC? It is the most common and least costly mechanism for Error Detection. In VRC, a parity bit is added to each data unit so that the total number of 1s becomes even f
What are the Advantages of the intranet The most easily noticeable difference between an Internet server and an Intranet server such as Lotus Notes is their design philosophy.
Simple Mail Transfer Protocols (SMTP) The application layer protocols for electronic mail is SMTP( Simple mail transfer protocols). Internet electronic mail has man
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