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ATM can give customers with virtual circuits that seem traditional leased digital circuits. Such permanent virtual circuits (PVC) fixed as the customer pay the periodic fee for its use. The forwarding tables are naturally restored after power of equipment failure. The forwarding table entries for such fixed VC's are statically managed, the ideas used by Telco's for this is provisioning.
Provisioning needs two steps:
1. To calculate a complete path.
2. To select appropriate VPI/VCI for every step in the path, and manage each adjacent pair of switches.
Virtual Private Network ( VPNs) When we use the internet or the risks to the security of our data arise. The solve the security problem a virtual private network used for
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Q. Show VPNs Security and the Internet Model? - VPN's Security and the Internet Model - Application layer - provide for each application protocol (other layers may be left v
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Thicknet Characteristics It Supports transmission rates up to 10 Mbps in Baseband mode Less expensive in comparison of fiber-optic cable however more expensive than ot
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On a LAN where are IP Datagram transported?
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