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DNS spoofing
This process is generally refers to the process of responding a DNS request that was supposed to implement for another server. This can be in the case where the secondly DNs system is implemented where the DNS server request another server for mapping. Also in the case of client server dialog, when a client sends request to DNS for mapping purpose. The hacker simply insertsor can say stuff the DNS server’s answer. This results in the processing of answer by answering with the source-address field by DNS server’s IP address in the packets’. Although this is not an easy way to modify the DNS reply. The DNS use ID system in order to keep track of each every request and replies. In order to spoof the DNS’s response, the hacker needs to do ID Hacking. In order to misdirect the clients to customers, the hacker will try to impersonate the DNS reply so with the help of DNS spoofing, which gives regarding the requesting client, is misdirected. The DNS cache of the impersonated DNS can be done without touching the DNS cache.
Mail Access Protocols The e mail message are usually sent to an email server that stores received message in the recipient e mail mailbox. The user retrieves messa
Describe different router types in OSPF?
The most expensive method of accessing the Internet is to employ leased lines that directly connect to the ISP. This will enhance access rate to anywhere between 64 K and 1.5 Mbps,
Extranets can also be utilized to link an intranet to the Internet in order that remote offsite access can be built into a company's intranet through an authorized individual. It c
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Has a central core conductor covered in an insulating sheath encased in an outer conductor of metal foil RG numbers indicate physical specs such as thickness and type of insula
The Five steps to data encapsulation (IN ORDER): 1) User information is changed into data. 2) Data is changed into segments. 3) Segments are changed into datagram and pack
Shortest path The dijkstra algorithms four steps to discover what it called the shortest path tree . a.The algorithm beings to build the tree identifying its root.
In reg-mem architecture, clock cycle is 10 ns wide. It is proposed that reg-reg architecture be used instead, that reduces the clock cycle by 2 ns. However, it requires an addition
Delivering message through LAN: We have to devise method for delivering message through LAN phase to single, specific destination device. Sending device uses a hardware addres
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