TCP/IP Networks Overview

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10 years ago

Course overview
Protocols and layers
- How a network operates
- What a protocol is
- Purpose of and need for protocols and standards
- The OSI protocol stack and how it relates to types of systems and technologies
  - Understanding telecom in terms of layers
  - How layers relate to technologies
  - OSI stack and end-end telecommunications
Internet Protocol (IP) and Transmission Control Protocol (TCP)
- What they are
- TCP/IP layers
- How they work: Encapsulation
- Protocols and interfaces
- How modern networks utilize them
- How they are implemented in various technologies and types of systems
- Quality of Service (QoS) and IP networks
- IP and common applications
TCP/IP protocols and devices
- Layers, protocols, ports, and sockets
- Client-server model
- Layers and devices
- Bridges, routers, switches and network topology
  - LANs
  - Virtual LANs
  - Using devices to create desired LAN topology
Network link technologies
- Overview of network types
- Ethernet history and operation
- DSL and its history and evolution
- SONET operation and Packet over SONET (PoS)
- Wireless LANs and protocol
The Internet and how it works: Core protocols
IPv4 and IPv6 addressing
- Basic principles of IP addressing
- Network/host boundary
- IPv4 addresses
- IPv6 addresses
- Subnets and supernets
Address resolution and Address Resolution Protocol (ARP)
- ARP and LANs
- ARP packets
- Types of ARP
- ARP and IPv6
IPv4 and IPv6 headers
- Packet headers and addresses
- IPv4 header
- Fragmentation and reassembly with IPv4
- IPv4 and IPv6 coexistence and differences
- IPv6 header
- Migration path
- (For Government audiences) Current government requirements
Internet Control Message Protocol (ICMP)
- ICMP and ping
- ICMP message format
- Sending ICMP messages
- Traceroute
- ICMPv6
Routing and forwarding of packets
- Routers and routing tables
- IP packet forwarding
- Table lookup
- Tunneling
- IPv4 and IPv6
- Router architectures
UDP
- How it works
- Relationship with TCP
- Header
- Ports
TCP and network management and operation
- Connections and the three-way handshake
- TCP and flow control
- Congestion management
Multiplexing and sockets
- What a socket is and why it is needed
- Layers and applications
- Socket interface
- Windows sockets and TCP/IP
Routing, peering and Internet organization
- Routing and peering
- Autonomous systems
- Routing policies
Gateway protocols
- Internet routing protocols overview
- RIP
- OSPS
- IS-IS
Border Gateway Protocol (BGP)
- Why BGP is needed
- BGP as a routing protocol
- IBPG and EBPG
Multicasting
- Types
- Dense and sparse multicasting
- Notation
- Concepts
- Protocols
MPLS and IP switching
- MPLS operation
  - Labels
  - Switching vs routing
  - Label switched paths
  - Services in an MPLS network: VPNs, pseudowires, etc.
- MPLS architecture and IP
Application layer overview
Dynamic Host Configuration Protocol (DHCP)
- DHCP and addressing
- DHCP servers
- Using DHCP on a network
- DHCP operation
- DHCP and routers
The Domain Name System (DNS)
- Basic operation
- DNS hierarchy
- Database and resolution
- DNS in practice
FTP and its operation
- Overview
- FTP basics
- FTP data transfers
- Errors
- FTP commands
SMTP and email
- Architectures for email
- SMTP and email
- Other email protocols
- Using POP3
HTTP and its operation
- HTTP basics and history
- HTTP coding
- HTTP and web pages
- HTTP requests and responses
- HTTP methods
- Cookies
Internet security overview
- Ways to secure IP traffic
Secure Sockets Layer (SSL)
- Privacy, integrity, authentication
- Public Key Encryption (PKE)
- SSL as a protocol
Course wrap-up
- Special topics and trends (updated each time the course is taught): IMS, SDN, NFV, IoT, M2M
- Course recap and conclusion