diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc
index 659810248a..dca7c6e516 100644
--- a/OvmfPkg/OvmfPkgIa32.dsc
+++ b/OvmfPkg/OvmfPkgIa32.dsc
@@ -34,6 +34,7 @@
   # -D FLAG=VALUE
   #
   DEFINE SECURE_BOOT_ENABLE      = FALSE
+  DEFINE NETWORK_IP6_ENABLE      = FALSE
 
 [BuildOptions]
   GCC:*_UNIXGCC_*_CC_FLAGS             = -DMDEPKG_NDEBUG
@@ -119,6 +120,9 @@
   IntrinsicLib|CryptoPkg/Library/IntrinsicLib/IntrinsicLib.inf
   OpensslLib|CryptoPkg/Library/OpensslLib/OpensslLib.inf
   TpmMeasurementLib|SecurityPkg/Library/DxeTpmMeasurementLib/DxeTpmMeasurementLib.inf
+!if $(NETWORK_IP6_ENABLE) == TRUE
+  TcpIoLib|MdeModulePkg/Library/DxeTcpIoLib/DxeTcpIoLib.inf
+!endif
 !endif
 
   S3BootScriptLib|MdeModulePkg/Library/PiDxeS3BootScriptLib/DxeS3BootScriptLib.inf
@@ -516,10 +520,24 @@
   MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigDxe.inf
   MdeModulePkg/Universal/Network/Ip4Dxe/Ip4Dxe.inf
   MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Dxe.inf
-  MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Dxe.inf
   MdeModulePkg/Universal/Network/Udp4Dxe/Udp4Dxe.inf
+!if $(NETWORK_IP6_ENABLE) == TRUE
+  NetworkPkg/Ip6Dxe/Ip6Dxe.inf
+  NetworkPkg/TcpDxe/TcpDxe.inf
+  NetworkPkg/Udp6Dxe/Udp6Dxe.inf
+  NetworkPkg/Dhcp6Dxe/Dhcp6Dxe.inf
+  NetworkPkg/Mtftp6Dxe/Mtftp6Dxe.inf
+  NetworkPkg/UefiPxeBcDxe/UefiPxeBcDxe.inf
+!if $(SECURE_BOOT_ENABLE) == TRUE
+  NetworkPkg/IScsiDxe/IScsiDxe.inf
+!else
+  MdeModulePkg/Universal/Network/IScsiDxe/IScsiDxe.inf
+!endif
+!else
+  MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Dxe.inf
   MdeModulePkg/Universal/Network/UefiPxeBcDxe/UefiPxeBcDxe.inf
   MdeModulePkg/Universal/Network/IScsiDxe/IScsiDxe.inf
+!endif
   OvmfPkg/VirtioNetDxe/VirtioNet.inf
 
   #
diff --git a/OvmfPkg/OvmfPkgIa32.fdf b/OvmfPkg/OvmfPkgIa32.fdf
index 932aefa22e..f47e7ddc78 100644
--- a/OvmfPkg/OvmfPkgIa32.fdf
+++ b/OvmfPkg/OvmfPkgIa32.fdf
@@ -308,10 +308,24 @@ FILE FREEFORM = PCD(gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdLogoFile) {
   INF  MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigDxe.inf
   INF  MdeModulePkg/Universal/Network/Ip4Dxe/Ip4Dxe.inf
   INF  MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Dxe.inf
-  INF  MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Dxe.inf
   INF  MdeModulePkg/Universal/Network/Udp4Dxe/Udp4Dxe.inf
+!if $(NETWORK_IP6_ENABLE) == TRUE
+  INF  NetworkPkg/Ip6Dxe/Ip6Dxe.inf
+  INF  NetworkPkg/TcpDxe/TcpDxe.inf
+  INF  NetworkPkg/Udp6Dxe/Udp6Dxe.inf
+  INF  NetworkPkg/Dhcp6Dxe/Dhcp6Dxe.inf
+  INF  NetworkPkg/Mtftp6Dxe/Mtftp6Dxe.inf
+  INF  NetworkPkg/UefiPxeBcDxe/UefiPxeBcDxe.inf
+!if $(SECURE_BOOT_ENABLE) == TRUE
+  INF  NetworkPkg/IScsiDxe/IScsiDxe.inf
+!else
+  INF  MdeModulePkg/Universal/Network/IScsiDxe/IScsiDxe.inf
+!endif
+!else
+  INF  MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Dxe.inf
   INF  MdeModulePkg/Universal/Network/UefiPxeBcDxe/UefiPxeBcDxe.inf
   INF  MdeModulePkg/Universal/Network/IScsiDxe/IScsiDxe.inf
+!endif
   INF  OvmfPkg/VirtioNetDxe/VirtioNet.inf
 
 #
diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc
index 4de961f1ca..085f43eaf1 100644
--- a/OvmfPkg/OvmfPkgIa32X64.dsc
+++ b/OvmfPkg/OvmfPkgIa32X64.dsc
@@ -34,6 +34,7 @@
   # -D FLAG=VALUE
   #
   DEFINE SECURE_BOOT_ENABLE      = FALSE
+  DEFINE NETWORK_IP6_ENABLE      = FALSE
 
 [BuildOptions]
   GCC:*_UNIXGCC_*_CC_FLAGS             = -DMDEPKG_NDEBUG
@@ -124,6 +125,9 @@
   IntrinsicLib|CryptoPkg/Library/IntrinsicLib/IntrinsicLib.inf
   OpensslLib|CryptoPkg/Library/OpensslLib/OpensslLib.inf
   TpmMeasurementLib|SecurityPkg/Library/DxeTpmMeasurementLib/DxeTpmMeasurementLib.inf
+!if $(NETWORK_IP6_ENABLE) == TRUE
+  TcpIoLib|MdeModulePkg/Library/DxeTcpIoLib/DxeTcpIoLib.inf
+!endif
 !endif
 
   S3BootScriptLib|MdeModulePkg/Library/PiDxeS3BootScriptLib/DxeS3BootScriptLib.inf
@@ -523,10 +527,24 @@
   MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigDxe.inf
   MdeModulePkg/Universal/Network/Ip4Dxe/Ip4Dxe.inf
   MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Dxe.inf
-  MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Dxe.inf
   MdeModulePkg/Universal/Network/Udp4Dxe/Udp4Dxe.inf
+!if $(NETWORK_IP6_ENABLE) == TRUE
+  NetworkPkg/Ip6Dxe/Ip6Dxe.inf
+  NetworkPkg/TcpDxe/TcpDxe.inf
+  NetworkPkg/Udp6Dxe/Udp6Dxe.inf
+  NetworkPkg/Dhcp6Dxe/Dhcp6Dxe.inf
+  NetworkPkg/Mtftp6Dxe/Mtftp6Dxe.inf
+  NetworkPkg/UefiPxeBcDxe/UefiPxeBcDxe.inf
+!if $(SECURE_BOOT_ENABLE) == TRUE
+  NetworkPkg/IScsiDxe/IScsiDxe.inf
+!else
+  MdeModulePkg/Universal/Network/IScsiDxe/IScsiDxe.inf
+!endif
+!else
+  MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Dxe.inf
   MdeModulePkg/Universal/Network/UefiPxeBcDxe/UefiPxeBcDxe.inf
   MdeModulePkg/Universal/Network/IScsiDxe/IScsiDxe.inf
+!endif
   OvmfPkg/VirtioNetDxe/VirtioNet.inf
 
   #
diff --git a/OvmfPkg/OvmfPkgIa32X64.fdf b/OvmfPkg/OvmfPkgIa32X64.fdf
index 048d8bfc2d..4c034460d5 100644
--- a/OvmfPkg/OvmfPkgIa32X64.fdf
+++ b/OvmfPkg/OvmfPkgIa32X64.fdf
@@ -308,10 +308,24 @@ FILE FREEFORM = PCD(gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdLogoFile) {
   INF  MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigDxe.inf
   INF  MdeModulePkg/Universal/Network/Ip4Dxe/Ip4Dxe.inf
   INF  MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Dxe.inf
-  INF  MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Dxe.inf
   INF  MdeModulePkg/Universal/Network/Udp4Dxe/Udp4Dxe.inf
+!if $(NETWORK_IP6_ENABLE) == TRUE
+  INF  NetworkPkg/Ip6Dxe/Ip6Dxe.inf
+  INF  NetworkPkg/TcpDxe/TcpDxe.inf
+  INF  NetworkPkg/Udp6Dxe/Udp6Dxe.inf
+  INF  NetworkPkg/Dhcp6Dxe/Dhcp6Dxe.inf
+  INF  NetworkPkg/Mtftp6Dxe/Mtftp6Dxe.inf
+  INF  NetworkPkg/UefiPxeBcDxe/UefiPxeBcDxe.inf
+!if $(SECURE_BOOT_ENABLE) == TRUE
+  INF  NetworkPkg/IScsiDxe/IScsiDxe.inf
+!else
+  INF  MdeModulePkg/Universal/Network/IScsiDxe/IScsiDxe.inf
+!endif
+!else
+  INF  MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Dxe.inf
   INF  MdeModulePkg/Universal/Network/UefiPxeBcDxe/UefiPxeBcDxe.inf
   INF  MdeModulePkg/Universal/Network/IScsiDxe/IScsiDxe.inf
+!endif
   INF  OvmfPkg/VirtioNetDxe/VirtioNet.inf
 
 #
diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc
index 6c38081de1..17d674cd34 100644
--- a/OvmfPkg/OvmfPkgX64.dsc
+++ b/OvmfPkg/OvmfPkgX64.dsc
@@ -34,6 +34,7 @@
   # -D FLAG=VALUE
   #
   DEFINE SECURE_BOOT_ENABLE      = FALSE
+  DEFINE NETWORK_IP6_ENABLE      = FALSE
 
 [BuildOptions]
   GCC:*_UNIXGCC_*_CC_FLAGS             = -DMDEPKG_NDEBUG
@@ -124,6 +125,9 @@
   IntrinsicLib|CryptoPkg/Library/IntrinsicLib/IntrinsicLib.inf
   OpensslLib|CryptoPkg/Library/OpensslLib/OpensslLib.inf
   TpmMeasurementLib|SecurityPkg/Library/DxeTpmMeasurementLib/DxeTpmMeasurementLib.inf
+!if $(NETWORK_IP6_ENABLE) == TRUE
+  TcpIoLib|MdeModulePkg/Library/DxeTcpIoLib/DxeTcpIoLib.inf
+!endif
 !endif
 
   S3BootScriptLib|MdeModulePkg/Library/PiDxeS3BootScriptLib/DxeS3BootScriptLib.inf
@@ -521,10 +525,24 @@
   MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigDxe.inf
   MdeModulePkg/Universal/Network/Ip4Dxe/Ip4Dxe.inf
   MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Dxe.inf
-  MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Dxe.inf
   MdeModulePkg/Universal/Network/Udp4Dxe/Udp4Dxe.inf
+!if $(NETWORK_IP6_ENABLE) == TRUE
+  NetworkPkg/Ip6Dxe/Ip6Dxe.inf
+  NetworkPkg/TcpDxe/TcpDxe.inf
+  NetworkPkg/Udp6Dxe/Udp6Dxe.inf
+  NetworkPkg/Dhcp6Dxe/Dhcp6Dxe.inf
+  NetworkPkg/Mtftp6Dxe/Mtftp6Dxe.inf
+  NetworkPkg/UefiPxeBcDxe/UefiPxeBcDxe.inf
+!if $(SECURE_BOOT_ENABLE) == TRUE
+  NetworkPkg/IScsiDxe/IScsiDxe.inf
+!else
+  MdeModulePkg/Universal/Network/IScsiDxe/IScsiDxe.inf
+!endif
+!else
+  MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Dxe.inf
   MdeModulePkg/Universal/Network/UefiPxeBcDxe/UefiPxeBcDxe.inf
   MdeModulePkg/Universal/Network/IScsiDxe/IScsiDxe.inf
+!endif
   OvmfPkg/VirtioNetDxe/VirtioNet.inf
 
   #
diff --git a/OvmfPkg/OvmfPkgX64.fdf b/OvmfPkg/OvmfPkgX64.fdf
index bcf0b9d652..2323eb2edf 100644
--- a/OvmfPkg/OvmfPkgX64.fdf
+++ b/OvmfPkg/OvmfPkgX64.fdf
@@ -308,10 +308,24 @@ FILE FREEFORM = PCD(gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdLogoFile) {
   INF  MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigDxe.inf
   INF  MdeModulePkg/Universal/Network/Ip4Dxe/Ip4Dxe.inf
   INF  MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Dxe.inf
-  INF  MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Dxe.inf
   INF  MdeModulePkg/Universal/Network/Udp4Dxe/Udp4Dxe.inf
+!if $(NETWORK_IP6_ENABLE) == TRUE
+  INF  NetworkPkg/Ip6Dxe/Ip6Dxe.inf
+  INF  NetworkPkg/TcpDxe/TcpDxe.inf
+  INF  NetworkPkg/Udp6Dxe/Udp6Dxe.inf
+  INF  NetworkPkg/Dhcp6Dxe/Dhcp6Dxe.inf
+  INF  NetworkPkg/Mtftp6Dxe/Mtftp6Dxe.inf
+  INF  NetworkPkg/UefiPxeBcDxe/UefiPxeBcDxe.inf
+!if $(SECURE_BOOT_ENABLE) == TRUE
+  INF  NetworkPkg/IScsiDxe/IScsiDxe.inf
+!else
+  INF  MdeModulePkg/Universal/Network/IScsiDxe/IScsiDxe.inf
+!endif
+!else
+  INF  MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Dxe.inf
   INF  MdeModulePkg/Universal/Network/UefiPxeBcDxe/UefiPxeBcDxe.inf
   INF  MdeModulePkg/Universal/Network/IScsiDxe/IScsiDxe.inf
+!endif
   INF  OvmfPkg/VirtioNetDxe/VirtioNet.inf
 
 #