[f45b1953] | 1 | <sect2>
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| 2 | <title>Contents</title>
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| 3 |
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[29f033a] | 4 | <para>The ucspi-tcp package contains <command>tcpserver</command>,
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| 5 | <command>tcprules</command>, <command>tcprulescheck</command>,
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| 6 | <command>argv0</command>, <command>fixcrio</command>,
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| 7 | <command>recordio</command>, <command>rblsmtpd</command>,
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| 8 | <command>tcpclient</command>, <command>who@</command>,
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| 9 | <command>date@</command>, <command>finger@</command>,
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| 10 | <command>http@</command>, <command>tcpcat</command>,
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| 11 | <command>mconnect</command>, <command>addcr</command> and
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| 12 | <command>delcr</command></para>
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[f45b1953] | 13 |
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| 14 | <para>You can also find detailed descriptions of each of these programs at
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[4e2ef6e5] | 15 | <ulink url="http://cr.yp.to/ucspi-tcp/tcpserver.html"/>, but here is a brief summary:</para>
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[f45b1953] | 16 |
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| 17 | </sect2>
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| 18 |
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| 19 | <sect2><title>Description</title>
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| 20 |
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| 21 | <sect3><title>tcpserver</title>
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[29f033a] | 22 | <para><command>tcpserver</command> listens for incoming <acronym>TCP</acronym>
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| 23 | connections on a given port, and runs a program of your choosing in response to
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| 24 | a connection.</para></sect3>
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[f45b1953] | 25 |
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| 26 | <sect3><title>tcprules</title>
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[29f033a] | 27 | <para><command>tcprules</command> compiles rules that govern access
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| 28 | control for <command>tcpserver</command> into a fast access database format.
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| 29 | </para></sect3>
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[f45b1953] | 30 |
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| 31 | <sect3><title>tcprulescheck</title>
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[29f033a] | 32 | <para><command>tcprulescheck</command> makes it possible to see how
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| 33 | <command>tcpserver</command> will react to connections from a given address
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| 34 | without actually having to connect via that address. This is useful for
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| 35 | checking to see if the access control rules you are using are doing what you
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| 36 | expected.</para></sect3>
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[f45b1953] | 37 |
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| 38 | <sect3><title>argv0</title>
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[29f033a] | 39 | <para><command>argv0</command> runs a given program with a specified 0th
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| 40 | argument.</para></sect3>
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[f45b1953] | 41 |
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| 42 | <sect3><title>fixcrio</title>
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[29f033a] | 43 | <para><command>fixcrio</command> inserts carriage returns at the end of lines
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| 44 | when they are missing.</para></sect3>
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[f45b1953] | 45 |
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| 46 | <sect3><title>recordio</title>
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[29f033a] | 47 | <para><command>recordio</command> records all input and output of a program
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| 48 | given as an argument.</para></sect3>
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[f45b1953] | 49 |
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| 50 | <sect3><title>rblsmtpd</title>
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[29f033a] | 51 | <para><command>rblsmtpd</command> is a spam blocking program that works in
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| 52 | conjunction with your <acronym>SMTP</acronym> daemon and <command>tcpserver
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| 53 | </command>.</para></sect3>
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[f45b1953] | 54 |
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| 55 | <sect3><title>tcpclient</title>
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[29f033a] | 56 | <para><command>tcpclient</command> creates a connection to a <acronym>TCP
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| 57 | </acronym> port for a given program.</para></sect3>
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[f45b1953] | 58 |
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| 59 | <sect3><title>who@</title>
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[29f033a] | 60 | <para><command>who@</command> is a demonstration program using <command>
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| 61 | tcpclient</command> that has the functionality of the <command>rwho</command>
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| 62 | program. It requires a server running <command>sysstat</command> on port 11.
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| 63 | </para></sect3>
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[f45b1953] | 64 |
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| 65 | <sect3><title>date@</title>
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[29f033a] | 66 | <para><command>date@</command> is a demonstration program using <command>
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| 67 | tcpclient</command> that will return the system time of a remote host which
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| 68 | is running a <command>daytime</command> service on port 13.</para></sect3>
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[f45b1953] | 69 |
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| 70 | <sect3><title>finger@</title>
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[29f033a] | 71 | <para><command>finger@</command> is a demonstration program using <command>
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| 72 | tcpclient</command> that mimics the functionality of the <command>finger
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| 73 | </command> program. It requires a server running <command>fingerd</command>
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[f45b1953] | 74 | on port 79.</para></sect3>
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| 75 |
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| 76 | <sect3><title>http@</title>
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[29f033a] | 77 | <para><command>http@</command> downloads web pages from web servers.</para>
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| 78 | </sect3>
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[f45b1953] | 79 |
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| 80 | <sect3><title>tcpcat</title>
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[29f033a] | 81 | <para><command>tcpcat</command> connects to a <acronym>TCP</acronym> port and
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| 82 | prints all that is returned from the port.</para></sect3>
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[f45b1953] | 83 |
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| 84 | <sect3><title>mconnect</title>
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[29f033a] | 85 | <para><command>mconnect</command> connects to a <acronym>TCP</acronym> port,
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| 86 | delivers any input specified to the port, and prints any output from the port.
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| 87 | </para></sect3>
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[f45b1953] | 88 |
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| 89 | <sect3><title>addcr</title>
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[29f033a] | 90 | <para><command>addcr</command> adds carriage returns to files. This and
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[bb363985] | 91 | <command>delcr</command> are useful for converting between Windows to Unix file
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[29f033a] | 92 | formats.</para></sect3>
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[f45b1953] | 93 |
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| 94 | <sect3><title>delcr</title>
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[29f033a] | 95 | <para><command>delcr</command> removes carriage returns from files.</para>
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| 96 | </sect3>
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[f45b1953] | 97 |
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| 98 | </sect2>
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| 99 |
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