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Access Networks and Physical Media
Access networks are the physical links(S) that connect an end systems to its edge router. Which is the first router on a path from the end systems. The access networks thus provides the infrastructure to connect the so called customer premises into the network infrastructure. Figure 2.3 shows several types of access links are highlighted in thick shaded lines.
figure Access Network
Q. What do you mean by Substitutional Ciphers? Substitutional Ciphers Monoalphabetic Substitution Polyalphabetic Substitution - Transpositional - character
A logic gate drives a load, which has a resistance of 1 kÙ and a capacitance of 20 pF. The printed circuit track connecting the gate to its load has an 40 pF capacitance to ground.
Tunnelling To guarantee privacy for the organization, VPN specifies that each IP datagram destined for private use of the organization, must first be encrypted and then en
Can you define the concept of Repeaters, Hubs, Bridges, Switches and Routers?
Default IPX Ethernet encapsulation is Novell-Ether
When the computers on the network basically listen and receive the signal, they are referred to as passive due to they don't amplify the signal in any way.
Tree topology Comments 1 - This features star nodes on a bus network 2 - All the disadvantages and advantages of both types of networks described above apply to this s
What is source route and OSPF? Source route It is a series of IP addresses identifying the route a datagram must follow. A source route might optionally be included in an
Configure VTP Pruning on the Switches VTP pruning permits a VTP server to suppress IP broadcast traffic for particular VLANs to switches that do not have any ports in that VLAN
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 securit
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