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Q. Fiber-Optic Cable as transmission media?
- Made of glass signals are transmit like light pulses from an LED or laser
- Light is as well a form of electromagnetic energy
- Speed depends on density of medium it is travelling through fastest when in a vacuum 186000 miles/second
ETHERNET FIELDS: In Ethernet fields the preamble and CRC is usually not given in frame. The destination address of each is the broadcast address. There is special value reser
different framing methods
Verify Network Connectivity Step 1: Use the ping command to determine network connectivity. You can determine network connectivity using the ping command. Note: If pings
Question: a) Describe the following two approaches used towards wireless frequency regulation. i. Regulated Band ii. Unlicensed Band b) An antenna is an electrical c
If the host has the subnet ID why do we require a subnet mask?
What Automatic Repeat Request (ARQ)? Error control is both error detection and error correction. It allows the receiver to inform the sender of any frames lost or damaged in tr
Q. Data Link Layer Responsibilities? - Defines frames into manageable data units - Physical addressing - Flow control - Error control - Access control Nod
Normally, we think of communications science as dealing with the contemporaneous exchange of information among distant parties. Though, many of the same techniques employed in data
What is source route and OSPF? Source route It is a series of IP addresses identifying the route a datagram must follow. A source route might optionally be included in an
Determine the use of Icon A small picture or graphic used to represent a location in the inter- or Intranet (for example a flow-chart graphic to take the user to the departm
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