A computer system, like any other mechanical or electrical system is subject to failure. There are a variety of causes, including disk crash, power failure, software errors, a fire in the machine room, or even sabotage. Whatever the cause, information may be lost. The database must take actions in advance to ensure that the atomicity [...]
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Encapsulation is not a common word in the English language; however, it is an important phrase in the word of software design, especially in the world of Object Oriented Programming. So what does encapsulation mean ? In computer science, the principle of information hiding means the hiding of design decisions in a computer program, those [...] Layer Two Tunneling Protocol (L2TP) is an extension of the Point-to-Point Tunneling Protocol (PPTP) used by an Internet service provider (ISP) to enable the operation of a virtual private network (VPN) over the Internet. The two end components that make up L2TP are the L2TP Access Concentrator (LAC) which is the device that physically terminates [...] Overview of Point-to-point Protocol: The Point-to-Point Protocol (PPP) provides a standard method for transporting multi-protocol datagrams over point-to-point links. PPP was originally emerged as an encapsulation protocol for transporting IP traffic between two peers.PPP is comprised of the following main components: * Encapsulation: A method for encapsulating multi-protocol datagrams. * Link Control Protocol: The LCP [...] |
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