Add an ISO file mount example

1 files changed, 13 insertions, 2 deletions

diff --git a/hurd/documentation/translator_primer.mdwn b/hurd/documentation/translator_primer.mdwn
index d8d89148..270f31b7 100644
--- a/hurd/documentation/translator_primer.mdwn
+++ b/hurd/documentation/translator_primer.mdwn
@@ -17,15 +17,17 @@ powerful one.  Here is an introductionary text.
 ## Intro
 
 The Hurd has some unique capabilities, and we created this simple image 
-to enable you to easily try two of them: 
+to enable you to easily try three of them: 
 
 * The simplest of translators: Hello World!
 * Transparent FTP
+* ISO file mount
 
 ### Hello World
 
 To try out the simplest of translators, you can go the following simple steps: 
 
+	$ touch hello
 	$ cat hello  
 	$ setrans hello /hurd/hello  
 	$ cat hello  
@@ -60,8 +62,17 @@ and you can access FTP sites via the pseudo-directory ftp:, for example with
 
 What you do here is setting up the translator /hurd/hostmux on ftp: and passing it the translator /hurd/ftpfs to use for resolving accesses as well as / as additional path component. 
 
+### ISO file mount
 
-These were only two basic usages of translators on the Hurd. We're sure you'll quickly see many other ways to use this. 
+Now that we can access ftp.gnu.org transparently, let's mount a remote ISO file:
+
+	$ settrans -c mnt /hurd/iso9660fs ftp://ftp.gnu.org/old-gnu/gnu-f2/hurd-F2-main.iso
+	$ ls mnt/
+
+It is interesting to note that since the ISO9660 format is indexed, ftpfs does not have to download the whole ISO file, it merely fetches what iso9660fs requests.
+
+
+These were only three basic usages of translators on the Hurd. We're sure you'll quickly see many other ways to use this. 
 
 As a last comment: You can setup a translator on any node you have access to, so you can for example mount any filesystems as normal user.