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10 More References

You’ve come this far, and now you’re screaming for more! Where else can you go to learn more about all this stuff?

10.1 Books

For old-school actual hold-it-in-your-hand pulp paper books, try some of the following excellent books. These redirect to affiliate links with a popular bookseller, giving me nice kickbacks. If you’re merely feeling generous, you can paypal a donation to beej@beej.us. :-)

Unix Network Programming, volumes 1-2 by W. Richard Stevens. Published by Addison-Wesley Professional and Prentice Hall. ISBNs for volumes 1-2: 978-013141155550, 978-013081081651.

Internetworking with TCP/IP, volume I by Douglas E. Comer. Published by Pearson. ISBN 978-013608530052.

TCP/IP Illustrated, volumes 1-3 by W. Richard Stevens and Gary R. Wright. Published by Addison Wesley. ISBNs for volumes 1, 2, and 3 (and a 3-volume set): 978-020163346753, 978-020163354254, 978-020163495255, (978-020177631756).

TCP/IP Network Administration by Craig Hunt. Published by O’Reilly & Associates, Inc. ISBN 978-059600297857.

Advanced Programming in the UNIX Environment by W. Richard Stevens. Published by Addison Wesley. ISBN 978-032163773458.

10.2 Web References

On the web:

BSD Sockets: A Quick And Dirty Primer59 (Unix system programming info, too!)

The Unix Socket FAQ60

TCP/IP FAQ61

The Winsock FAQ62

And here are some relevant Wikipedia pages:

Berkeley Sockets63

Internet Protocol (IP)64

Transmission Control Protocol (TCP)65

User Datagram Protocol (UDP)66

Client-Server67

Serialization68 (packing and unpacking data)

10.3 RFCs

RFCs69—the real dirt! These are documents that describe assigned numbers, programming APIs, and protocols that are used on the Internet. I’ve included links to a few of them here for your enjoyment, so grab a bucket of popcorn and put on your thinking cap:

RFC 170 —The First RFC; this gives you an idea of what the “Internet” was like just as it was coming to life, and an insight into how it was being designed from the ground up. (This RFC is completely obsolete, obviously!)

RFC 76871 —The User Datagram Protocol (UDP)

RFC 79172 —The Internet Protocol (IP)

RFC 79373 —The Transmission Control Protocol (TCP)

RFC 85474 —The Telnet Protocol

RFC 95975 —File Transfer Protocol (FTP)

RFC 135076 —The Trivial File Transfer Protocol (TFTP)

RFC 145977 —Internet Relay Chat Protocol (IRC)

RFC 191878 —Address Allocation for Private Internets

RFC 213179 —Dynamic Host Configuration Protocol (DHCP)

RFC 261680 —Hypertext Transfer Protocol (HTTP)

RFC 282181 —Simple Mail Transfer Protocol (SMTP)

RFC 333082 —Special-Use IPv4 Addresses

RFC 349383 —Basic Socket Interface Extensions for IPv6

RFC 354284 —Advanced Sockets Application Program Interface (API) for IPv6

RFC 384985 —IPv6 Address Prefix Reserved for Documentation

RFC 392086 —Extensible Messaging and Presence Protocol (XMPP)

RFC 397787 —Network News Transfer Protocol (NNTP)

RFC 419388 —Unique Local IPv6 Unicast Addresses

RFC 450689 —External Data Representation Standard (XDR)

The IETF has a nice online tool for searching and browsing RFCs90.


  1. https://www.linux.com/↩︎

  2. https://bsd.org/↩︎

  3. https://www.illumos.org/↩︎

  4. https://learn.microsoft.com/en-us/windows/wsl/↩︎

  5. https://cygwin.com/↩︎

  6. https://www.tallyhawk.net/WinsockExamples/↩︎

  7. http://www.catb.org/~esr/faqs/smart-questions.html↩︎

  8. https://beej.us/guide/bgnet/source/examples/telnot.c↩︎

  9. https://tools.ietf.org/html/rfc854↩︎

  10. https://tools.ietf.org/html/rfc793↩︎

  11. https://tools.ietf.org/html/rfc791↩︎

  12. https://tools.ietf.org/html/rfc768↩︎

  13. https://tools.ietf.org/html/rfc791↩︎

  14. https://en.wikipedia.org/wiki/Vint_Cerf↩︎

  15. https://en.wikipedia.org/wiki/ELIZA↩︎

  16. https://www.iana.org/assignments/port-numbers↩︎

  17. https://en.wikipedia.org/wiki/Doom_(1993_video_game)↩︎

  18. https://en.wikipedia.org/wiki/Wilford_Brimley↩︎

  19. https://tools.ietf.org/html/rfc1918↩︎

  20. https://tools.ietf.org/html/rfc4193↩︎

  21. https://www.iana.org/assignments/port-numbers↩︎

  22. https://beej.us/guide/bgnet/source/examples/showip.c↩︎

  23. https://tools.ietf.org/html/rfc1413↩︎

  24. https://beej.us/guide/bgnet/source/examples/server.c↩︎

  25. https://beej.us/guide/bgnet/source/examples/client.c↩︎

  26. https://beej.us/guide/bgnet/source/examples/listener.c↩︎

  27. https://beej.us/guide/bgnet/source/examples/talker.c↩︎

  28. https://libevent.org/↩︎

  29. https://beej.us/guide/bgnet/source/examples/poll.c↩︎

  30. https://beej.us/guide/bgnet/source/examples/pollserver.c↩︎

  31. https://libevent.org/↩︎

  32. https://beej.us/guide/bgnet/source/examples/select.c↩︎

  33. https://beej.us/guide/bgnet/source/examples/selectserver.c↩︎

  34. https://en.wikipedia.org/wiki/Internet_Relay_Chat↩︎

  35. https://beej.us/guide/bgnet/source/examples/pack.c↩︎

  36. https://en.wikipedia.org/wiki/IEEE_754↩︎

  37. https://beej.us/guide/bgnet/source/examples/ieee754.c↩︎

  38. https://beej.us/guide/url/tpop↩︎

  39. https://github.com/protobuf-c/protobuf-c↩︎

  40. https://beej.us/guide/bgnet/source/examples/pack2.c↩︎

  41. https://beej.us/guide/bgnet/source/examples/pack2.c↩︎

  42. https://tools.ietf.org/html/rfc4506↩︎

  43. https://beej.us/guide/bgnet/source/examples/broadcaster.c↩︎

  44. http://www.unpbook.com/src.html↩︎

  45. http://www.unpbook.com/src.html↩︎

  46. https://www.openssl.org/↩︎

  47. https://stackoverflow.com/questions/21323023/↩︎

  48. https://www.iana.org/assignments/port-numbers↩︎

  49. https://www.iana.org/assignments/port-numbers↩︎

  50. https://beej.us/guide/url/unixnet1↩︎

  51. https://beej.us/guide/url/unixnet2↩︎

  52. https://beej.us/guide/url/intertcp1↩︎

  53. https://beej.us/guide/url/tcpi1↩︎

  54. https://beej.us/guide/url/tcpi2↩︎

  55. https://beej.us/guide/url/tcpi3↩︎

  56. https://beej.us/guide/url/tcpi123↩︎

  57. https://beej.us/guide/url/tcpna↩︎

  58. https://beej.us/guide/url/advunix↩︎

  59. https://cis.temple.edu/~giorgio/old/cis307s96/readings/docs/sockets.html↩︎

  60. https://developerweb.net/?f=70↩︎

  61. http://www.faqs.org/faqs/internet/tcp-ip/tcp-ip-faq/part1/↩︎

  62. https://tangentsoft.net/wskfaq/↩︎

  63. https://en.wikipedia.org/wiki/Berkeley_sockets↩︎

  64. https://en.wikipedia.org/wiki/Internet_Protocol↩︎

  65. https://en.wikipedia.org/wiki/Transmission_Control_Protocol↩︎

  66. https://en.wikipedia.org/wiki/User_Datagram_Protocol↩︎

  67. https://en.wikipedia.org/wiki/Client-server↩︎

  68. https://en.wikipedia.org/wiki/Serialization↩︎

  69. https://www.rfc-editor.org/↩︎

  70. https://tools.ietf.org/html/rfc1↩︎

  71. https://tools.ietf.org/html/rfc768↩︎

  72. https://tools.ietf.org/html/rfc791↩︎

  73. https://tools.ietf.org/html/rfc793↩︎

  74. https://tools.ietf.org/html/rfc854↩︎

  75. https://tools.ietf.org/html/rfc959↩︎

  76. https://tools.ietf.org/html/rfc1350↩︎

  77. https://tools.ietf.org/html/rfc1459↩︎

  78. https://tools.ietf.org/html/rfc1918↩︎

  79. https://tools.ietf.org/html/rfc2131↩︎

  80. https://tools.ietf.org/html/rfc2616↩︎

  81. https://tools.ietf.org/html/rfc2821↩︎

  82. https://tools.ietf.org/html/rfc3330↩︎

  83. https://tools.ietf.org/html/rfc3493↩︎

  84. https://tools.ietf.org/html/rfc3542↩︎

  85. https://tools.ietf.org/html/rfc3849↩︎

  86. https://tools.ietf.org/html/rfc3920↩︎

  87. https://tools.ietf.org/html/rfc3977↩︎

  88. https://tools.ietf.org/html/rfc4193↩︎

  89. https://tools.ietf.org/html/rfc4506↩︎

  90. https://tools.ietf.org/rfc/↩︎


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