The topic filter categorizes each incoming email message
expression filters you specify below. If
Keywords: header of any message contains a match against
a topic filter, the message is logically placed into a topic "bucket".
Each user can then choose to only receive messages from the mailing
list for a particular topic bucket (or buckets).
Any message not categorized in a topic bucket registered with the
user is not delivered.
Note that this feature only works with regular delivery, not digest
|Should the topic filter be
enabled or disabled?
this option to Yes will turn on the topic filter for your mailing list.|
|How many body lines should
the topic matcher scan?
||The topic matcher will scan
this many lines of the message body looking for topic keyword matches. Body
scanning stops when either this many lines have been looked at, or a
non-header-like body line is encountered.|
By setting this value to zero,
no body lines will be scanned (i.e. only the
Subject: headers will be scanned).
By setting this value to a negative number, then all body lines will be
scanned until a non-header-like line is encountered.
|Topic keywords, one per
line, to match against each message.
||Each topic keyword is
actually a regular expression, which is matched against certain parts of a
mail message, specifically the |
Note that the first few lines of the body of the message
can also contain a
on which matching is also performed.
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main Mailing List Support page.