annotate docs/FAQ @ 479:0dca2ed29197 noffle

[svn] * docs/FAQ: Add entry about X-NOFFLE-Status: header and its possible values.
author bears
date Wed, 29 Sep 2004 23:07:28 +0100
parents 505a88ee6782
children 5d32ceec7f25
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1 -------------------------------------------------------------------------------
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2 NOFFLE FAQ
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3 -------------------------------------------------------------------------------
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5 Q: What is the difference between NOFFLE and leafnode?
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7 A: NOFFLE uses less resources (disk space and bandwidth). Downloading groups
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8 in overview mode is several times faster, because it uses the XOVER command
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9 instead of HEAD. In addition, there is the quasi-transparent mode, when
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10 online, which allows to browse through groups and cache everything without
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11 subscribing. NOFFLE is GPLed, leafnode isn't.
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13 -------------------------------------------------------------------------------
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15 Q: I subscribe to groups, but get a "Retreiving failed" message for every
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16 requested article.
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18 A: Some news server do not allow retrieving articles by message-ID. You cannot
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19 use NOFFLE together with these servers presently.
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21 -------------------------------------------------------------------------------
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23 Q: I changed the server in the config files, but the new groups do not appear.
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25 A: You should run 'noffle --query groups' again. If you want all old group
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26 information deleted, you should remove the file data/groupinfo.gdbm in the
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27 spool directory before.
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29 -------------------------------------------------------------------------------
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31 Q: The Emacs news reader GNUS hangs while getting active list from server.
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33 A: This is a known phenomena and I believe that it is a bug with GNUS, because
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34 the log files show correct handling of client commands by noffle.
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35
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36 -------------------------------------------------------------------------------
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37
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38 Q: What is the NOFFLE 'online' mode?
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40 A: NOFFLE can be optionally switched into 'online' mode. When in
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41 online mode any newsgroup can be read and the selected articles are
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42 fetched immediately from the remote server if not present
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43 locally. Regardless of the settings in noffle.conf, NOFFLE will not
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44 automatically subscribe to any newsgroup when in online mode. Online
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45 mode is therefore useful for quickly sampling the content of
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46 potentially interesting newsgroups.
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48 To enter online mode, run 'noffle --online'. To return the regular
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49 offline mode, run 'noffle --offline'. If you net connection is via
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50 dial-up, you may find it convenient to do this in your ip-up and
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51 ip-down scripts, though if you do you'll have to remember that NOFFLE's
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52 behaviour will be subtly different when you are dialled out.
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54 -------------------------------------------------------------------------------
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55
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56 Q: Can I read any article in 'online' mode?
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505a88ee6782 [svn] * INSTALL,README,docs/FAQ: Remove online mode from introductory documentation.
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58 A: No. You cannot read groups that are not known to NOFFLE, or articles
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59 that NOFFLE has already expired. NOFFLE will not refetch expired articles.
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61 -------------------------------------------------------------------------------
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63 Q: What are the possible values of the X-NOFFLE-Status: header that
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64 Noffle adds to messages?
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66 A: The X-NOFFLE-Status: header can contain one, two or all of the
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67 following, separated by spaces:
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68
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69 INTERESTING
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70 - This message should be downloaded on the next fetch, if it has
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71 not been downloaded already.
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72
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73 NOT_DOWNLOADED
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74 - The article has not yet been downloaded.
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75
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76 RETRIEVING_FAILED
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77 - An attempt was made to retrieve the article from upstream, but
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78 the attempt failed.