From ff64750b99cbe614ceb81096b309eeaf8b33265b Mon Sep 17 00:00:00 2001
From: "Daniel L." <nikkipui@gmail.com>
Date: Mon, 15 Oct 2012 17:35:09 -0400
Subject: [PATCH] Checksum for Ipv4RawSocket

---
 src/internet/model/ipv4-l3-protocol.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/internet/model/ipv4-l3-protocol.cc b/src/internet/model/ipv4-l3-protocol.cc
index 979f0ce34..396fc3a81 100644
--- a/src/internet/model/ipv4-l3-protocol.cc
+++ b/src/internet/model/ipv4-l3-protocol.cc
@@ -532,6 +532,10 @@ Ipv4L3Protocol::SendWithHeader (Ptr<Packet> packet,
                                 Ptr<Ipv4Route> route)
 {
   NS_LOG_FUNCTION (this << packet << ipHeader << route);
+  if (Node::ChecksumEnabled ())
+    {
+      ipHeader.EnableChecksum ();
+    }
   SendRealOut (route, packet, ipHeader);
 }