26 April 2012, 22:55. November to February being winters, it is the best period to travel in North India. Of this, months of November and February are the best. While in Delhi, I suggest you must take a walking tour of Old Delhi. You can do Google search, but one the the best suggested tour is 'masterjikeehaveli'. Report inappropriate content.
The Internet protocol suite is the conceptual model and set of communications protocols used on the Internet and similar computer networks. It is commonly known as TCP/IP because the original protocols in the suite are the Transmission Control Protocol (TCP) and the Internet Protocol (IP).
The TCP/IP network architecture. TCP/IP is a shorthand for the two most important protocols used to make the Internet work. The Internet Protocol (IP) is responsible for transferring these data packets, while the Transmission Control Protocol (TCP) makes sure all packets arrive safely, retransmitting them if necessary. An alternative to TCP is the User Datagram Protocol (UDP), which is an unreliable but fast protocol that is often used for data transfer. The Internet architecture is made up of five layers that work together. These five layers are, from high to low: The Application Layer; The Transport Layer; The Network Layer; The Link Layer; The Physical Layer