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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 vulnerable)
- Transport layer - difficult to change existing protocols
- Network layer - IPsec (additional security for IP)
- Data Link layer - does not provide end-to-end security
Control This field defines 6 different control bits or flags. These bits enable flow control connection establishment and termination connection abortion and the mode
Configure Router1. From Host1, connect to the console of Router 1 and establish a console session. Directions for creating a console connection using HyperTerminal are in Appen
You are logged into a router, what command would represent you the IP addresses of routers linked to you? Ans)show cdp neighbors detail
Time out The protocols name Go Back N is derived from the sender behaviour in the presence of lost or overly delayed packets. A timer will again be used to recover
Q. Define Guided Media? - Offers a conduit from one device to another - Signal is directed as well as contained by physical limits of medium - Twisted-pair and coaxial ut
Extranet and Intranet An Extranet is a type of Intranet (Internal TCP/IP Network) that has been selectively opened to a firm's suppliers, customers. Intranet An intrane
Describe the main factors of switching delay No. The speed of propagation is 200,000 km/sec or 200 meters/µsec. In 10 µsec signal travels 2 km. Therefore, each switch adds equi
Input Port The input ports line termination functions and data link processing implement the physical and data link layer associated with an individual input link to
Categorization according to kind of instruction and data According to types of instruction and data subsequent types are identified under this classification: Scalar Pi
The three phase of PPP session establishment are:- A. Link establishment phase B. Authentication phase C. Network layer protocol phase
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