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Fully connected: It is the most powerful interconnection topology. In this every node is directly associated to all other nodes. The limitation of this network is that it needs too many connections.
Figure: Fully connected interconnection topology
Given the address 172.16.2.120 and the subnet mask of 255.255.255.0. How many hosts are available? Ans) 172.16.2 120 is a standard Class B address with a subnet mask that permit
Question : a) Describe the following core components of a cellular based network: i) Cell ii) MSC iii) HLR & VLR iv) PSTN b) Explain why frequency reuse is consi
DNS ID hacking 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 orde
Advantage of IP sec Tunnelling Mode IP Sec tunnelling mode has the following advantages: a.Security : Ts IP sec tunnelling mode secure somewhat but not the best. In a
Importace of Clientsin intranet server The most interesting thing is that almost every computer can be connected as a client to the Intranet server. The client could be based
Switching via an interconnection network The switching techniques overcome the bandwidth limitation of a single shared bus. This technique use a more sophisticated interco
show cdp is the command to verify if CDP is enabled.
Disadvantages You typically would not use a packet filter as your only security solution for your network packets filters have two major disadvantages. a. Low securit
A communication protocol is an agreement which specifies a common language two computers use to exchange messages. For instance, a protocol denotes the exact format and meaning of
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
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