Miscellaneous updates of README and README.tru64 created.

svn path=/trunk/; revision=250

README

@@ -27,12 +27,15 @@ Ethereal is known to compile and run on the following systems:
   - Solaris (2.5.1, 2.6)
   - FreeBSD (2.2.5, 2.2.6)
   - Sequent PTX v4.4.5  (Nick Williams <njw@sequent.com>)
+  - Tru64 UNIX (formerly Digital UNIX) (3.2, 4.0)
 
 It should run on other systems without too much trouble.
 
 
 Full installation instructions can be found in the INSTALL file.
 
+See also the appropriate README.<OS> files for OS-specific installation
+instructions.
 
 Usage
 -----          

README.tru64

@@ -0,0 +1,37 @@
+
+The following instructions are applicable to Tru64 UNIX 
+(formerly Digital UNIX (formerly DEC OSF/1)) version 3.2 and 4.0.
+
+
+In order to use kernel packet filtering on this system, you have
+to configure it in such a way : 
+
+Kernel configuration
+--------------------
+
+The packet filtering kernel option must be enabled at kernel
+installation. If it was not the case, you can rebuild the kernel
+after adding the following line in the kernel configuration file
+(/sys/conf/<HOSTNAME>):
+
+option PACKETFILTER
+
+Device configuration
+--------------------
+
+Devices used for packet filtering must be created thanks to
+the following command (executed in the /dev directory):
+
+./MAKEDEV pfilt
+
+Interface configuration
+-----------------------
+
+In order to capture all packets on a network, you may want to
+enable the promiscuous mode of the interface thanks to the
+pfconfig(1) command:
+
+pfconfig <network_device> +c +p
+
+
+Note: all instructions given require root privileges.