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Diffstat (limited to 'fetchmail-FAQ.html')
| -rw-r--r-- | fetchmail-FAQ.html | 60 |
1 files changed, 57 insertions, 3 deletions
diff --git a/fetchmail-FAQ.html b/fetchmail-FAQ.html index cd9d94c9..fbe41f07 100644 --- a/fetchmail-FAQ.html +++ b/fetchmail-FAQ.html @@ -9,7 +9,7 @@ <BODY> <H1>Frequently Asked Questions About Fetchmail</H1> -The current version of fetchmail is 3.9.8.<P> +The current version of fetchmail is 3.9.9.<P> Before reporting any bug, please read <a href="#G3">G3</a> for advice on how to include diagnostic information that will get your bug fixed @@ -466,7 +466,10 @@ would work. To range over any value of the last two octets <hr> <h2><a name="C4">C4. How can I get fetchmail to work with ssh?</a></h2> -This is a lightly edited version of a recipe from Masafumi NAKANE.<p> +We have two recipes for this. The first is a little easier to set up, +but only supports one user at a time.<P> + +First, a lightly edited version of a recipe from Masafumi NAKANE:<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 @@ -501,6 +504,57 @@ preconnect "ssh -f -L 1234:mailhost:110 sshdhost sleep 20 </dev/null >/dev/null" You can work this trick with IMAP too, but the port number 110 in the above would need to become 143.<p> +Second, a recipe frm Charlie Brady <cbrady@ind.tansu.com.au>. + +Charlie says: "The [previous] recipe certainly works, but +the solution I post here is better in a few respects": + +<UL> +<LI>this method will not fail if two or more users attempt to use fetchmail + simultaneously. +<LI>you are able to use the full facilities of tcpd to control access +<LI>this method does not depend on the preconnect feature of fetchmail, so + can be used for tunneling of other services as well. +</UL> + +Here are the steps: + +<OL> +<LI> +Make sure that the "socket" program is installed on the server machine. +<LI> +Set up an unprivileged account on your system with a .ssh directory +containing an SSH identity file "identity" with no pass phrase, +"identity.pub" and "known_hosts" containing the host key of your +mailhost. Let's call this account "noddy". +<LI> +On mailhost, set up no-password access for noddy@yourhost. Add to your +SSH authorised_keys file: + +<PRE> +command="socket localhost 110",no-port-forwarding 1024 ...... +</PRE> + +where "<code>1024</code> ......" is the content of noddy's identity.pub file. +<LI> +Create a script /usr/local/bin/ssh.fm and make it executable: + +<PRE> +#! /bin/sh +exec ssh -q -C -l your.login.id -e none mailhost socket localhost 110 +</PRE> +<LI> +Add an entry in inetd.conf for whatever port you choose to use - say: + +<PRE> +1234 stream tcp nowait noddy /usr/sbin/tcpd /usr/local/bin/ssh.fm +</PRE> +<LI> +Send a HUP signal to your inetd. +</OL> + +Now just use localhost:1234 to access your POP server.<P> + <hr> <h2><a name="C5">C5. How can I set up support for sendmail's anti-spam 571 response?</a></h2> @@ -1059,7 +1113,7 @@ biff n to solve theproblem system-wide. -$Id: fetchmail-FAQ.html,v 1.37 1997/06/24 16:12:12 esr Exp $<p> +$Id: fetchmail-FAQ.html,v 1.38 1997/06/25 15:00:40 esr Exp $<p> <HR> <ADDRESS>Eric S. Raymond <A HREF="mailto:esr@thyrsus.com"><esr@snark.thyrsus.com></A></ADDRESS> |