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tutorials:crystal_bbs:part_zero
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tutorials:crystal_bbs:part_zero [2017/03/19 12:06] sardaukar |
tutorials:crystal_bbs:part_zero [2017/03/19 12:07] sardaukar |
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| The one problem with this setup is that there is not definitive "end" marker to the negotiation step of the connection, since //at any time// you can receive or send one of these messages to turn features on and off. | The one problem with this setup is that there is not definitive "end" marker to the negotiation step of the connection, since //at any time// you can receive or send one of these messages to turn features on and off. | ||
| - | So Telnet in a shell is this - a text-oriented protocol that has special command messages mixed in. | + | |
| + | So this is Telnet in a nutshell - a text-oriented protocol that has special command messages mixed in. | ||
| Telnet IAC messages should not be confused for [[resources:misc:ansi_escape_codes|ANSI Escape Codes]] that affect the terminal like ''\e[2J'' that clears the screen and so on. You might be familiar with them if you ever customized a Bash prompt, but they are related to the ANSI standard, and not Telnet related. | Telnet IAC messages should not be confused for [[resources:misc:ansi_escape_codes|ANSI Escape Codes]] that affect the terminal like ''\e[2J'' that clears the screen and so on. You might be familiar with them if you ever customized a Bash prompt, but they are related to the ANSI standard, and not Telnet related. | ||
| In the [[tutorials:crystal_bbs:part_one|next part]] of the tutorial, we will create a basic TCP server that will use some of what we now know about Telnet to negotiate basic features with clients. | In the [[tutorials:crystal_bbs:part_one|next part]] of the tutorial, we will create a basic TCP server that will use some of what we now know about Telnet to negotiate basic features with clients. | ||
tutorials/crystal_bbs/part_zero.txt · Last modified: 2018/03/29 01:58 (external edit)
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