E-COMMERCE – IT430 VU Lesson 01 Course outline E-COMMERCE E-Commerce and its types, Internet and WWW Basics, Internet standards and protocols, IP addressing, Data communication on internet, Domain name system Networking devices – Bridges, Switches, Routers etc., Role of ISP’s on Internet, Getting Domain name and IP addresses, Understanding electronic mail Markup languages and the Web, Web designing using HTML, CSS and Java Scripting Client side & server side processing, Cookies, Maintaining
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several databases or computers, it can scale to handle any level of name resolution required. • Constancy—Host names remain constant even when associated IP addresses change, which makes locating network resources much easier. • Ease of Use—Users access computers using easy-to-remember names such as www. microsoft.com rather than a numerical IP address, such as 192.168.1.100. • Simplicity—Users need to learn only one naming convention to find resources on either the Internet or an intranet. 2.) DHCP
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8 to 10 Introducing the Internet Protocol (IP) TCP/IP Model review: Layers 1 and 2 Protocols Example LAN/WAN Standards and Types in the TCP/IP Model 2 Figure 8-1 Introducing the Internet Protocol (IP) TCP/IP Model review: Upper layers define non-physical (logical) networking functions Various Perspectives on the TCP/IP Model and Roles 3 Figure 8-2 Introducing the Internet Protocol (IP) Network Layer protocols IP: Most important protocol defined by Network layer
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NT2640 IP Networking INSTRUCTOR GUIDE Onsite Credit hours: 4.5 Contact /Instructional hours: 34 Theory, 22 Lab Prerequisite: NT1210 Introduction to Networking or equivalent Course Revision Table Change Date Updated Section Change Description Change Rationale Implementation Quarter 07/18/2011 All New Curriculum New Curriculum September 2011 02/19/2013 All Updated labs across the course to map the 2nd edition of lab manual Immediately 02/27/2013
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1001010101100111 1111010101000101 1101001101010011 001010010101010 1010101000110010 010101001011000 110101100011010 11010100001011 001010100110 1001010010 11010011 10011000 IP Addressing and Subnetting Workbook Version 2.0 Instructor’s Edition 11111110 10010101 00011011 10000110 IP Address Classes Class A Class B Class C Class D Class E 1 – 127 128 – 191 192 – 223 224 – 239 240 – 255 (Network 127 is reserved for loopback and internal testing) 00000000.00000000.00000000.00000000
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book and what they do. • The application layer is the application software used by the user. • The network layer takes the message generated by the application layer and if necessary, breaks it into several smaller messages. It then addresses the message(s) and determines their route through the network, and records message accounting information before passing it to the data link layer. • The data link layer formats the message to indicate where it starts and ends, decides when
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Linux Advanced Routing & Traffic Control HOWTO Bert Hubert Netherlabs BV Gregory Maxwell Remco van Mook Martijn van Oosterhout Paul B Schroeder Jasper Spaans Revision History Revision 1.1 DocBook Edition 2002−07−22 A very hands−on approach to iproute2, traffic shaping and a bit of netfilter. Linux Advanced Routing & Traffic Control HOWTO Table of Contents Chapter 1. Dedication..................................................................................
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makes use of the TCP/IP protocol suite (to be covered later) in order to perform connections and communication. The technical coordinating body of the internet is ICANN. Network Solutions used to be responsible for assigning domain names and IP addresses. This function has now been taken over by Internet Corporation for Assigned Names and Numbers(ICANN) which is a division of the U.S. Department of Commerce. Network Solutions still maintains the master database of all domain names and IP addresses
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00001010010110010 1001010101100111 1111010101000101 1101001101010011 001010010101010 1010101000110010 010101001011000 110101100011010 11010100001011 001010100110 1001010010 11010011 10011000 IP Addressing and Subnetting Workbook Version 1.1 Instructor’s Edition 11111110 10010101 00011011 10000110 IP Address Classes Class A Class B Class C Class D Class E 1 – 127 128 – 191 192 – 223 224 – 239 240 – 255 (Network 127 is reserved for loopback and internal testing) 00000000.00000000.00000000.00000000
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will give us an edge and better protect our networks and data, and that we address new and complex strategies against future attacks. SCOPE OF SERVICES 1. Procedures * Assist in planning and implementation of current configuration of host and services. * Network equipment evaluation ,and use of existing architecture * Look at growing threats to network Web Server, check Web malware, all uncontrolled use of
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