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Q. Single Mode for transmitting optical signals?
- Merely one beam from a light source is transmitted using a smaller range of angles
- Smaller diameter as well as lower density
- Makes propagation of beams approximately horizontal and delays are negligible
- All beams arrive together and is able to be recombined without signal distortion
- Utilizes stepped index fiber
What are the Access methods used in LAN: i. Switched access: It is used in LANs which are assigned around CBXs. Electronic switching is techniques are used to provide access
- EIA/ TIA specifies and RJ-45 connector for unshielded twisted-pair (UTP) cable. The letter RJ stand for registered jack and the number 45 refers to a specific wiring sequence.
When the computers on the network basically listen and receive the signal, they are referred to as passive due to they don't amplify the signal in any way.
Q. Explain the Bit-Level Encryption? Bit-Level Encryption - Data is divided into blocks of bits then altered by encoding/decoding, permutation, substitution, exclusive OR
Delivering message through LAN: We have to devise method for delivering message through LAN phase to single, specific destination device. Sending device uses a hardware addres
Configure the management interface address on all three switches. S1(config)#interface vlan1 S1(config-if)#ip address 172.17.10.1 255.255.255.0 S1(config-if)#no shutdown
Efficiency of a data communications system depends on three fundamental characteristics - Delivery: The system should deliver data to the correct destination. Data should be r
Sharing information To understand how distance vector routing works examine the internet shown in the clouds represents local area network . the number inside each c
Go Back ( GBN) Go back N ARQ is specific instance of the automatic repeat request protocols in which the sending process continues to send a number of frames specific
Describe the term - stateful implies The term stateful implies that the firewall is wakeful and is capable of remembering the state of each session of packet exchange across it
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