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Bridges
- Operate in both physical and data link layers
- Utilized to divide a network into smaller segments
- May as well relay frames between separate LANs
- Keeps traffic from every segment separate useful for controlling congestion and provides isolation, as well as security
802.11 CSMA/CA a) Wait a DIFS time to avoid collision b) Send RTS and wait for CTS reply to obtain the use of the Medium (air) c) Use of SIFS time for control informatio
Determine the names of Network installation ? Buying the components ? Cabling the network ? Installation of networking components such as hubs, switches, routers, gateway
Checksum This 16 bits field contain the checksum. The calculation of the checksum for TCP follows the same procedure as the described for UDP. However the inclusion
a) Manages protocol access to the physical network medium b) Permits multiple devices to uniquely signify one another on the data link layer
Define Co-axial cable. A solid central conductor surrounded by insulating material and then by a cylindrical shield woven from fine wires is called as co-axial cable. The shie
What are the Unix-based firewalls The Unix-based firewalls are considered most secured as compared to the Windows NT based ones. The firewalls bind the holes of the operating
What is Error Detection? What are its methods? Data can be corrupted during transmission. For reliable communication errors must be deducted and corrected. Error Detection uses
i have an assigment due and want some one to do my assognment
Get the network design for a company
Define the term - Hot swapping The reliability of the machine can be dramatically improved by installing the best components. Hot swapping is a concept through which component
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