Point to Point Protocol (PPP) Tutorial. Point-to-Point Protocol (PPP) is an open standard protocol that is mostly used to provide connections over point-to-point serial links. The main purpose of PPP is to transport Layer 3 packets over a Data Link layer point-to-point link.
1 Notice, in the following example, the above citation corresponds with the first word of the source as listed in the Bibliography. . .: McCollister, Betty. ' 2 The Social Necessity of Nurturance.' Humanist. 3  Jan/Feb 2001.
Metaphor Examples. A metaphor is a comparison between two unlike things not using the word âlikeâ or âasâ to make the comparison. Metaphors can be powerful, but they can also be tricky to identify at times. This page contains 100 metaphor examples.