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Some multiple WAN methods are defined below:
ARPANET:
It start in 1960's. It was operated by Advanced Research Project Agency, which is a company of US defense department. It was incubator for many of current facts, algorithms and Internet methods.
X.25:
It was old standard for connection-oriented networking. It start from IFU, which was started CCITT. It predates device connections, which are need for time sharing connection.
FRAME RELAY:
It is used for Telco service application for delivering blocks of data packets. It is connection based application and must attached with Telco for circuit between two endpoints. It is typically 1.5Mbps or 56kbps and can execute to 100Mbps.
SMDS:
Switched Multi megabit Data Service (SMDS) is also known as Telco service. It is a connection less application. Any SMDS station can transmit information to any station on the similar SMDS cloud. It is typically ranges from 1000Mbps to 1.5Mbps.
advantage og stored program control automation
This code properly implements the IP checksum function on a 32-bit machine: unsigned short cksum(unsigned short *buf, int count) { unsigned long sum = 0; while (count--) { sum += *
Transition Phases A PPP connection goes through phases which can be shown in a transition phase . Dead: In the dead phase the link is not being used. There is no ac
Q. Show the Subnetting process? Subnetting (cont) Subnetting creates an intermediary level of hierarchy IP datagram routing then involves three steps: delivery t
What is the concept of gateway of last resort?
IP plus port (IP on layer 3 and port on Layer 4 - In Encapsulation, socket base decision on Network Layer -Layer 3)
Can you describe Application layer in OSI model?
802.11 Architecture ESS (Extended service set) two or more BSSs with APs connected through a distribution system (wired LAN) in an infrastructure network
We use IDSN supports high speed voice, data and video and is a good choice for many small businesses.
What are the disadvantages of bus topology? The disadvantages of bus topology are: a. The bus networks are dissimilar to reconfigure, especially when the acceptable number o
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