Place the end of the tape measure on the handrail at the point where the inner surface of the support post and handrail meet. Mark your first measurement at the distance from the post indicated by your answer in Step 5. In this example, place a mark 6 inches from the support post.
Definition: A Tier 1 ISP is an ISP that has access to the entire Internet Region solely via its free and reciprocal peering agreements. Definition: An ISP is entity that provides (usually sells) access to the global Internet. Definition: An Internet Region is a portion of the Internet network typically bounded by a country's geographical boundaries.
TCP/IP and OSI/RM. Internet Protocol (IP) As seen in the figure above, the Internet protocol stack provides a connection oriented reliable branch (TCP) and an connectionless unreliable branch (UDP) both build on top of the Internet Protocol. The Internet Protocol layer in the TCP/IP protocol stack is the first layer that introduces the virtual network abstraction that is the basic principle of the Internet model. All physical implementation details (ideally even though this is not quite true) are hidden below the IP layer.