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<TITLE>UUCP Low-Level Protocols</TITLE>
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<H1><A NAME="SECTION0014600000">UUCP Low-Level Protocols</A></H1>
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To negotiate session control and file transfers with the remote end,
uucico uses a set of standardized messages. This is often
referred to as the high-level protocol. During the initialization phase
and the hangup phase these are simply sent across as strings. However,
during the real transfer phase, an additional low-level protocol is
employed which is mostly transparent to the higher levels. This is to
make error checks possible when using unreliable lines, for instance.
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<LI> <A HREF="node181.html#SECTION0014610000">Protocol Overview</A>
<LI> <A HREF="node182.html#SECTION0014620000">Tuning the Transmission Protocol</A>
<LI> <A HREF="node183.html#SECTION0014630000">Selecting Specific Protocols</A>
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<P><ADDRESS>
<I>Andrew Anderson <BR>
Thu Mar 7 23:22:06 EST 1996</I>
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