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).
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.