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What are proxy servers and how do they protect computer networks?
Proxy servers primarily stop external users who identifying the IP addresses of an internal network. Without information of the correct IP address, even the physical location of the network can't be identified. Proxy servers can make a network virtually invisible to external users.
The Data link layer performs the following: Responsible for physically passing data from single node to another. Translates messages from the upper layers into data frames and adds
What is a DNS resource record? A resource record is an entry in a name server's database. There are various types of resource records used, containing name-to-address resolutio
FDDI, Token Ring and Ethernet are all physical layer framing standards.
Responsibility of Application Layer
Q. What is Domain Names ? - Full domain name is a sequence of labels separated by dots (.) - Fully competent domain name (FQDN) contains the full name of a host cis.usouthal
The relationship between dotted decimal notation and classes is shown as follows. In class A the three octets managed to a host suffix. In class B the last most two octets ar
explain the three classification of operation research
Can you define Network Layer?
QUESTION (a) Briefly describe the steps involved in Network Simplex Method. (b) In Radix Heap Algorithm, the technique of buckets is employed. However this idea is an extens
Can you describe RSVP?
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