From c64932099b02e8603967730aa7930611d1d26dca Mon Sep 17 00:00:00 2001
From: ayakashi <gwanmax@gmail.com>
Date: Mon, 13 Jun 2016 11:54:36 +0800
Subject: [PATCH] Update nc.md

---
 pages/common/nc.md | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/pages/common/nc.md b/pages/common/nc.md
index bb65a02338..6f8994e875 100644
--- a/pages/common/nc.md
+++ b/pages/common/nc.md
@@ -29,3 +29,11 @@
 - Client stay up after EOF:
 
 `nc -q {{timeout}} {{ip_address}}`
+
+- Port scanning:
+
+`nc -v -z {{ip_address}} {{port}}`
+
+- Proxy and port forwarding:
+
+`nc -l {{ port }} | nc {{ hostname }} {{ port }}`