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Which layers are network support layers?
a. Physical Layer
b. Data link Layer and
c. Network Layers
Q. What are the Tools sued for Cryptography and Web Security? Tools - Cryptography VPN - remote access PGP - email Dedicated Circuits -tunnels' - IPSec
No Retransmission This protocols will not through the correctly received packets but buffers than and send acknowledgment for those packets. Thus retransmission of th
Dual Homed Host Architecture This setup consists of a host machine with two or more IP addresses for each of its physical port. One port is connected to intranet and other to the
The most expensive method of accessing the Internet is to employ leased lines that directly connect to the ISP. This will enhance access rate to anywhere between 64 K and 1.5 Mbps,
High Availability Oracle web cache supports content aware load balancing and fail over detection. The features ensure that cache messes are directed to the most avai
Explain the uses of Firewall in computer For Intranet developers, restricting access of unauthorised users to the Web site has been the greatest challenge. In addition to preve
use of go back n protocal
TCP is connection-oriented. Connection-oriented is a kind of connection established between the source & destination machines before any data is sent that means a connection is est
Describe the term - License-free operation Users would prefer to buy and operate wireless LAN products without having to secure a license for the frequency band used by the LAN
Question: (a) Distinguish between Flow Control and Congestion Control. (b) Explain clearly how a URL is resolved by a computer. (c) List one application that uses TCP
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