path: root/interimap.md
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Diffstat (limited to 'interimap.md')
1 files changed, 3 insertions, 2 deletions
diff --git a/interimap.md b/interimap.md
index a230c09..2f064e1 100644
--- a/interimap.md
+++ b/interimap.md
@@ -265,8 +265,9 @@ Valid options are:
: One of `imap`, `imaps` or `tunnel`.
`type=imap` and `type=imaps` are respectively used for IMAP and IMAP
over SSL/TLS connections over a INET socket.
- `type=tunnel` causes `interimap` to open a pipe to a *command*
- instead of a raw socket.
+ `type=tunnel` causes `interimap` to create an unnamed pair of
+ connected sockets for interprocess communication with a *command*
+ instead of a opening a network socket.
Note that specifying `type=tunnel` in the `[remote]` section makes
the default *database* to be `localhost.db`.
(Default: `imaps`.)