From 787a3093b2ab101e0f1a7e030476e2d7d56d47c4 Mon Sep 17 00:00:00 2001
From: F5 <i@f5soft.site>
Date: Wed, 14 Dec 2022 21:07:31 +0800
Subject: [PATCH] internet: Increase available ephemeral port range to support
 heavy DC traffic

---
 src/internet/model/ipv4-end-point-demux.cc | 2 +-
 src/internet/model/ipv6-end-point-demux.cc | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/internet/model/ipv4-end-point-demux.cc b/src/internet/model/ipv4-end-point-demux.cc
index 476583781..08591cfef 100644
--- a/src/internet/model/ipv4-end-point-demux.cc
+++ b/src/internet/model/ipv4-end-point-demux.cc
@@ -29,7 +29,7 @@ namespace ns3 {
 NS_LOG_COMPONENT_DEFINE ("Ipv4EndPointDemux");
 
 Ipv4EndPointDemux::Ipv4EndPointDemux ()
-  : m_ephemeral (49152), m_portLast (65535), m_portFirst (49152)
+  : m_ephemeral (1024), m_portLast (65535), m_portFirst (1024)
 {
   NS_LOG_FUNCTION (this);
 }
diff --git a/src/internet/model/ipv6-end-point-demux.cc b/src/internet/model/ipv6-end-point-demux.cc
index ae0eb9858..50675bdb8 100644
--- a/src/internet/model/ipv6-end-point-demux.cc
+++ b/src/internet/model/ipv6-end-point-demux.cc
@@ -27,8 +27,8 @@ namespace ns3 {
 NS_LOG_COMPONENT_DEFINE ("Ipv6EndPointDemux");
 
 Ipv6EndPointDemux::Ipv6EndPointDemux ()
-  : m_ephemeral (49152),
-    m_portFirst (49152),
+  : m_ephemeral (1024),
+    m_portFirst (1024),
     m_portLast (65535)
 {
   NS_LOG_FUNCTION (this);