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Diffstat (limited to 'fetchmail-FAQ.html')
| -rw-r--r-- | fetchmail-FAQ.html | 41 |
1 files changed, 35 insertions, 6 deletions
diff --git a/fetchmail-FAQ.html b/fetchmail-FAQ.html index 3afc8818..88011fb6 100644 --- a/fetchmail-FAQ.html +++ b/fetchmail-FAQ.html @@ -10,7 +10,7 @@ <table width="100%" cellpadding=0><tr> <td width="30%">Back to <a href="index.html">Fetchmail Home Page</a> <td width="30%" align=center>To <a href="/~esr/sitemap.html">Site Map</a> -<td width="30%" align=right>$Date: 2000/05/13 21:59:36 $ +<td width="30%" align=right>$Date: 2000/05/13 22:14:55 $ </table> <HR> <H1>Frequently Asked Questions About Fetchmail</H1> @@ -1648,12 +1648,12 @@ http://www.bieringer.de/linux/IPv6/IPv6-HOWTO/IPv6-HOWTO.html</a> <hr> <h2><a name="K3">K3. How can I get fetchmail to work with ssh?</a></h2> -We have three recipes for this. The first is easy to set up, -but only supports one user at a time.<P> +We have four recipes for this.<P> <h3>Single-User POP3</h3> -First, a lightly edited version of a recipe from Masafumi NAKANE:<p> +First, a lightly edited version of a recipe from Masafumi NAKANE. +This one is easy to set up, but only supports one user at a time.<p> 1. You must have ssh (the ssh client) on the local host and sshd (ssh server) on the remote mail server. And you have to configure ssh so @@ -1757,7 +1757,7 @@ Now just use localhost:1234 to access your POP server.<P> <h3>Multi-User IMAP</h3> -This is the preferred method. It comes to us from Joerg Dorchain. +This one comes comes to us from Joerg Dorchain. The basic idea is to set up a bidirectional encrypted socket connection:<p> <pre> @@ -1801,6 +1801,35 @@ The wrapper script should look like this:<p> exec ssh -i $HOME/.ssh/identity-imap $1 /usr/sbin/imapd </pre> +<h3>Netcat-based POP or IMAP tunnelling</h3> + +Oren Tirosh <oren@mimique.com> sends us a method of using +fetchmail over ssh without port forwarding, using the plugin keyword.<P> + +First, set up a poll entry resembling thius one: + +<TT> +poll target.host plugin sshtunnel proto pop3 user foo password * +</TT> + +The important part is the "plugin sshtunnel". Now set up sshtunnel +as follows:<P> + +<TT> +This is the sshtunnel script: +#!/bin/sh +ssh $1 "nc localhost $2" +</TT> + +Thia method uses netcat to connect to the pop3 port locally on the +target host and create a two-way channel over the ssh connection.<P> + +Oren says: "In my experience it is much more reliable than the methods +described in your FAQ. ssh port forwarding often keeps the local port +bound for along timeout and has timing issues requiring tricks like +sleep, etc. I use this method for fetching all the mail for +mimique.com"<P> + <hr> <h2><a name="K4">K4. What do I have to do to use the IMAP-GSS protocol?</a></h2> @@ -2798,7 +2827,7 @@ terminate it.<p> <table width="100%" cellpadding=0><tr> <td width="30%">Back to <a href="index.html">Fetchmail Home Page</a> <td width="30%" align=center>To <a href="/~esr/sitemap.html">Site Map</a> -<td width="30%" align=right>$Date: 2000/05/13 21:59:36 $ +<td width="30%" align=right>$Date: 2000/05/13 22:14:55 $ </table> <P><ADDRESS>Eric S. Raymond <A HREF="mailto:esr@thyrsus.com"><esr@snark.thyrsus.com></A></ADDRESS> |