diff --git a/cli/documentation/en_US/firewall-rule/show-number b/cli/documentation/en_US/firewall-rule/show-number
new file mode 100755
index 0000000..166d42f
--- /dev/null
+++ b/cli/documentation/en_US/firewall-rule/show-number
@@ -0,0 +1 @@
+Filter the show command output by the indicated interface number.