Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
How Does a Firewall Protect
Firewalls work by controlling the information that comes in and out of the network. By using the Application Proxy service, the flow of information to the network can be controlled. A proxy is an application program that permits or forbids access by accepting or rejecting requests sent to it. Only valid users can log in and pass through a proxy service. It works on the Application level of the OSI model . Another technique that can be used is Encryption. A firewall may also combine encryption to provide confidentiality and authenticity. However this feature never works alone but is always combined with one of the above methods.
Hubs/Repeaters Hubs/Repeaters are used to connect together two or more network segments of any media type. In larger design, signal quality starts to deteriorate as segment exc
Q. Show the Error control in TCP? Error control in TCP Detect lost segments, out-of-order segments, corrupted segments and duplicated segments Three tools: chec
Determine the Difficulties arise with database connectivity A number of difficulties arise with database connectivity and the company may have to shell out an enormous amount
Consider the procedure described for estimating average delay di. Suppose that u=0.1. Let r1-t1 be the most recent sample delay, let r2 -t2 be the next most recent sample delay
Network Criteria - Performance - It is able to be measured by transit time and response time. Affected by type of medium, number of users and connected HW/SW - Reliability
REPEATERS: Repeaters are needed when copper wire communication is takes place. According to the fact that electrical signal goes weaker while travelling over copper lines. A
There are two types of ends in WAN (1)DTE (DATA TERMINAL EQUIPMENT) (2)DCE(DATA COMMUNICATION EQUIPMENT)
Find the domain Name of 128.252.160.200
Hardware Cost It indicates to the cost concerned in the functioning of an interconnection network. It comprises the cost of arbiter unit, connectors, switches, interface logic
802.11 FHSS Frequency-hopping spread spectrum in a 2.4 GHz band Carrier sends on one frequency for short duration then hops to another frequency for same duration, hops agai
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd