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git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@825 af4574ff-66df-0310-9fd7-8a98e5e911e0
89 lines
3.3 KiB
XML
89 lines
3.3 KiB
XML
<sect2>
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<title>Contents</title>
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<para>The ucspi-tcp package contains <userinput>tcpserver</userinput>,
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<userinput>tcprules</userinput>, <userinput>tcprulescheck</userinput>,
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<userinput>argv0</userinput>, <userinput>fixcrio</userinput>,
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<userinput>recordio</userinput>, <userinput>rblsmtpd</userinput>,
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<userinput>tcpclient</userinput>, <userinput>who@</userinput>,
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<userinput>date@</userinput>, <userinput>finger@</userinput>,
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<userinput>http@</userinput>, <userinput>tcpcat</userinput>,
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<userinput>mconnect</userinput>, <userinput>addcr</userinput> and
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<userinput>delcr</userinput></para>
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<para>You can also find detailed descriptions of each of these programs at
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<ulink url="http://cr.yp.to/ucspi-tcp/tcpserver.html"/>, but here is a brief summary:</para>
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</sect2>
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<sect2><title>Description</title>
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<sect3><title>tcpserver</title>
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<para>tcpserver listens for incoming tcp connections on a given port, and runs
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a program of your choosing in response to a connection.</para></sect3>
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<sect3><title>tcprules</title>
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<para>tcprules compiles rules that govern access control for tcpserver into a
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fast access database format.</para></sect3>
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<sect3><title>tcprulescheck</title>
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<para>tcprulescheck makes it possible to see how tcpserver will react to
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connections from a given address without actually having to connect via that
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address. This is useful for checking to see if the access control rules you
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are using are doing what you expected.</para></sect3>
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<sect3><title>argv0</title>
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<para>argv0 runs a given program with a specified 0th argument.</para></sect3>
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<sect3><title>fixcrio</title>
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<para>fixcrio inserts carriage returns at the end of lines when they are
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missing.</para></sect3>
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<sect3><title>recordio</title>
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<para>recordio records all input and output of a program given as an
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argument.</para></sect3>
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<sect3><title>rblsmtpd</title>
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<para>rblsmtpd is a spam blocking program that works in conjunction with your
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smtp daemon and tcpserver.</para></sect3>
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<sect3><title>tcpclient</title>
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<para>tcpclient creates a connection to a tcp port for a given
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program.</para></sect3>
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<sect3><title>who@</title>
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<para>who@ is a demonstration program using tcpclient that has the
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functionality of the rwho program. It requires a server running sysstat
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on port 11.</para></sect3>
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<sect3><title>date@</title>
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<para>date@ is a demonstration program using tcpclient that will return the
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system time of a remote host which is running a daytime service on
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port 13.</para></sect3>
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<sect3><title>finger@</title>
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<para>finger@ is a demonstration program using tcpclient that mimics the
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functionality of the finger program. It requires a server running fingerd
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on port 79.</para></sect3>
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<sect3><title>http@</title>
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<para>http@ downloads web pages from web servers.</para></sect3>
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<sect3><title>tcpcat</title>
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<para>tcpcat connects to a tcp port and prints all that is returned from the
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port.</para></sect3>
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<sect3><title>mconnect</title>
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<para>mconnect connects to a tcp port, delivers any input specified to the
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port, and prints any output from the port.</para></sect3>
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<sect3><title>addcr</title>
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<para>addcr adds carriage returns to files. This and delcr are useful for
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converting between Windows to UNIX file formats.</para></sect3>
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<sect3><title>delcr</title>
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<para>delcr removes carriage returns from files.</para></sect3>
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</sect2>
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