Computer Networking and Internet
Computer Networking and Internet services provide in-depth technical engineering, programming, and management expertise across the whole spectrum of networks, networking and internet.
Computer Networking and Internet can be explained in terms of the protocol stack. The internet protocol stack consists of five layers: the application layer, the transport layer, the network layer, the link layer and the physical layer. We have referenced our services according the protocol stack.
Computer Networks and the Internet
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The Internet: technology, services, protocols
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The Network Edge
- End Systems, Clients and Servers
- Connectionless and Connection-Oriented Service
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The Network Core
- Circuit-Switched Networks
- Packet-Switched Network
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Access Networks and Physical Media
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ISP's and Internet Backbones
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Delay and Loss in Packet-Switched Networks
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Protocol Layers and their Service Models
- Layered Architecture
- Layers, Messages, Segments, Datagrams, and Frame
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History of Computer Networking and the Internet
Application Layer
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Network Applications
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The Web and HTTP
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FTP and FTP commands and replies
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Electronic Mail in the Internet
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SMTP
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MIME
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Mail Access Protocol
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DNS Internet Directory Service
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P2P File Sharing
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Remote Terminal Access
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Remote File Server
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Streaming Multimedia
- Internet Telephone
Transport Layer
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Muliplexing and Demultiplexing
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Connectionless Transport: UDP
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Reliable Data Transfer
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Connection-Oriented Transport
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TCP Congestion Control
Network Layer
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Network Service Models
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Virtual Circuit and Datagram Networks
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Routers
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IP Internet Protocols
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Routing Algorithms
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Routing in the Internet
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Broadcast and Multicast Routing
Link Layer and Local Area Networks
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Link Layer Services
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Error-Detection and Correction Techniques
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Multiple Access Protocols
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Link-Layer Addressing
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Ethernet
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Interconnections: Hubs and Switches
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PPP the Point-to-Point Protocol
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Link Virtualisation
Wireless and Mobile Networks
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Wireless Links and Networks
- CDM
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Wi-Fi 802.11 Wireless LANs
- 802.11 Architecture
- 802.11 MAC Protocol
- IEEE 802.11 Frame
- Mobility in IP Subnet
- 802.15 and Bluetooth
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Cellular Internet Access
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Mobility Management Principles
- Addressing
- Routing to a Mobile Nod
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Mobile IP
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Managing Mobility in Cellular Networks
Multimedia Networking
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Multimedia Networking Application
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Audio and video compression
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Streaming Audio and Video
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Best-Effort Services
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Protocols for Real-Time Interactive Applications
- RTP
- RTCP
- SIP
- H.323
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Content Distribution Networks
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Scheduling and Policing Mechanisms
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Integrated and Differentiated Services
- Intserv
- Diffser
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RSVP
Security in Computer Networks
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Network Security
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Cryptography
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Public Key Encryption
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Authentication Protocols ap1.0 to ap5.0
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Integrity
- Generating Digital Signatures
- Message Digests
- Hash Function Algorithm
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Key Distribution and Certification
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Access Control and Firewalls
- Packet Filtering
- Application Gateway
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Attacks and Countermeasures
- Mapping
- Packet Sniffing
- Spoofing
- Denial-of-Service Attacks
- Hijacking
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Security Layers
- Secure E-mail
- Secure Sockets Layer SSL
- Transport Layer Security TLS
- Network Layer Security: IP sec
- Security in IEEE 802.11
Network Management
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Infrastructure for Network Management
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Internet-Standard Management Framework
- Structure of Management Information
- Management Information Base
- SNMP Protocol Operations and Transport Mappings
- Security and Administration
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ASN.1
