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Describe Network Topology and VPN
Network Topology refers to the layout of a computer network. It presents how devices and cables are physically laid out, as well as how they join to one another.
VPN means Virtual Private Network, a technology that permits a secure tunnel to be formed across a network such as the Internet. For instance, VPNs allow you to establish a secure dial-up connection to a remote server.
Error Detection- 2D/LRC Adds an additional character (instead of a bit) A block of bits is prearranged in a table The Parity Bit for every data unit is calculate
show ipx servers is the command that shows the SAP table
A modified NRZ code known as enhanced-NRZ (E-NRZ) operates on 7-bit words; inverting bits 2,3,6 and 7; and adding one parity bit to each word. The parity bit is chosen to make the
Each link layer process will have two connections: one "up" to the appropriate IP layer process, and one "sideways" to the link layer process on the simulated machine at the other
State how the different IP-QoS needs for controling traffic, data and voice applications can be supported in your technology choice from Q7. Describe the specific IP-QoS schemes -
Q. Protocols and Standards - Cable Network Architecture? - Essential in creating as well as maintaining an open and competitive market for equipment manufacturers and in guaran
Network Allocation Vector Timer which shows how much time must pass before a station is allowed to check the channel
How could a VPN be used to facilitate secure remote administration of a server?
Question 1 A) Explain briefly the advantages wireless communication systems B) What is a cellular network? Question 2 Explain fundamental architecture of
In OSI 7 layer model, a header, or possibly a trailer, can be added to the data unit at each layerI 7 layer, but we will define a simple virtual packet which contains only 8bit dat
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