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How Firewall configuration makes all the difference
The greatest blunder that any company make is to just install a firewall and think that they have ensured perfect security. While firewalls protect from outside threats, it requires updating from time to time. Poor firewall configuration has been considered the cause of the biggest security breaches that took place in the recent past.
Increasingly it is the quality of the interface of mobile phones that are giving competitors the edge. Users not only make selections based on cost but also functionality and cert
TYPES OF WIRES: Cable used for wiring would match the following: The intended speed The distance between computers The amount of noise Anticipated future r
Q. Explain Stop--and--Wait automatic repeat request? 1. Numbering frames prevents the retaining off duplicate frames. 2. Numbered acknowledgement are needed in case of delay
What is piggybacked ACK The protocol will be incorrect. Suppose that 3-bit sequence numbers we are using. Consider following situation: A just send frame 7. B gets frame
What is mesh network? A network in which there are many network links among computers to provide multiple paths for data to travel.
QUESTION a) List the seven layers of the ISO-OSI model and briefly describe the role of each layer b) Describe the functions of the following intermediate systems- Rep
Suppose there are exactly five packet switches (Figure 4) between a sending host and a receiving host connected by a virtual circuit line (shown as dotted line in figure 4). The tr
Router(config-if)# bandwidth 56
MPMM is a Project Management Methodology which gives a complete "framework" for managing projects. This framework gives you with a step-by-step walkthrough of the phases, activitie
Gateway A device linked to multiple physical TCP/IP networks capable of routing or delivering IP packets among them. Router It's a layer 3 device that connects 2 diss
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