doc/commandline: -i option is useable several times

diff --git a/doc/userguide/partials/options.rst b/doc/userguide/partials/options.rst
index 84be81bb7c97aa5fa9b109899f62cf7900e7b495..7524dd792afeca2ec6fcf5a30633bae4a25de2f3 100644 (file)
--- a/doc/userguide/partials/options.rst
+++ b/doc/userguide/partials/options.rst
@@ -58,7 +58,8 @@
 
    After the -i option you can enter the interface card you would like
    to use to sniff packets from.  This option will try to use the best
-   capture method available.
+   capture method available. Can be used several times to sniff packets from
+   several interfaces.
 
 .. option:: --pcap[=<device>]