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# System prepended metadata

title: ChSh 1115

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# ChSh 1115

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[TOC]

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## Full Name & Des ==TODO==

### 考古
- **DNS** {~}: Domain name system
    - *Hostname to IP address translation.*
- **HTTP** {~}: HyperText Transfer Protocol
    - *Web's app layer protocol for clients to request information from servers.*
- **CDN** {~}: Content distribution networks
    - *Store copies of content in CDN nodes for subscribers to request them.*
- **DASH** {~}: Dynamic, Adaptive Streaming over HTTP
    - *Stream multimedia with dynamic adaptive encoding rates from servers to clients.*
- **OTT** {~}: Over-the-top
    - *Providers stream content to customers directly over the web.*

### Ch.1
- **RFC**: Request for comments
    **IETF**: Internet Engineering Task Force
- **DSL**: Digital subscriber line
    **DSLAM**: DSL access multiplexer
    **ADSL**: Asymmetric DSL
    **ATM**: Asynchronous Transfer Mode
- **HFC**: Hybrid fiber coax
- **ISP**: Internet service provider
- **LAN**: Local-area network
    **WAN**:  Wide-area network
- **TP**: Twisted pair
- **FDM**: Frequency-division multiplexing
    **TDM**: Time-division multiplexing
- **POP**: Point-of-presence
- **DoS**: Denial of service
    **DDoS**: Distributed DoS
- **ARPA**: Advanced Research Projects Agency
    **ARPAnet**: ARPA network
- **NCP**: Network Control Protocol

### Ch.2
- **P2P**: Peer-to-peer
- **IP**: Internet Protocol
    **TCP**: Transmission Control Protocol
    **UDP**: User Datagram Protocol
    **HTTP**: HyperText Transfer Protocol
- **RTP**: Real-time Transport Protocol
    **SIP**: Session Initiation Protocol
    **SNMP**: Simple Network Management Protocol
- **SSL**: Secure Sockets Layer
- **RTT**: Round-Trip Time
- **ASCII**: American Standard Code for Information Interchange
- **SMTP**: Simple Mail Transfer Protocol
    **POP**: Post Office Protocol
    **IMAP**: Internet Mail Access Protocol
- **DNS**: Domain name system
    **TLD**: Top-level domain
    **RR**: Resource Record
- **TTL**: Time to live
- **CDN**: Content distribution networks 
- **CBR**: Constant bit rate
    **VBR**: Variable bit rate
- **DASH**: Dynamic, Adaptive Streaming over HTTP
- **OTT**: Over-the-top
- **Telnet**: Teletype network
    **SSH**: Secure Shell

### Ch.3
- **PDU**: Protocol data unit
- **RDT**: Reliable data transfer
    **FSM**: Finite state machine
- **ACK**: Acknowledgements
    **NAK**: Negative ACK
- **MAC**: Media Access Control


## Other Des ==TODO==

