diff --git a/.vsts-ci.yml b/.vsts-ci.yml
index 8619d5581..a0eeef007 100644
--- a/.vsts-ci.yml
+++ b/.vsts-ci.yml
@@ -4,6 +4,7 @@ trigger:
     include:
     - master
     - release/*
+    - internal/release/3.*
 
 variables:
 - name: _PublishBlobFeedUrl
@@ -129,6 +130,13 @@ stages:
               _RuntimeIdentifier: ''
               _BuildArchitecture: 'x64'
               _DropSuffix: ''
+            Build_Rhel_6_Debug_x64:
+              _BuildConfig: Debug
+              _DockerParameter: '--docker rhel.6'
+              _LinuxPortable: ''
+              _RuntimeIdentifier: '--runtime-id rhel.6-x64'
+              _BuildArchitecture: 'x64'
+              _DropSuffix: ''
             Build_Arm_Debug:
               _BuildConfig: Debug
               _DockerParameter: ''
@@ -179,6 +187,13 @@ stages:
               _RuntimeIdentifier: '--runtime-id linux-arm64'
               _BuildArchitecture: 'arm64'
               _DropSuffix: ''
+            Build_Rhel_6_Release_x64:
+              _BuildConfig: Release
+              _DockerParameter: '--docker rhel.6'
+              _LinuxPortable: ''
+              _RuntimeIdentifier: '--runtime-id rhel.6-x64'
+              _BuildArchitecture: 'x64'
+              _DropSuffix: ''
             Build_Linux_musl_Release_x64:
               _BuildConfig: Release
               _DockerParameter: '--docker alpine.3.6'
diff --git a/NuGet.config b/NuGet.config
index a8b3a2d1f..61137ec82 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -19,5 +19,8 @@
   </packageSources>
   <disabledPackageSources>
     <clear />
+    <!-- Added by darc above. due to dependencies on 3.0.0 and 2.1.0 packs, but we can get those from nuget.org -->
+    <!-- Darc will just put it back if we attempt to remove it above. -->
+    <add key="darc-pub-dotnet-core-setup-7d57652" value="true" />
   </disabledPackageSources>
 </configuration>
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 30fb02466..7df2fb299 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -51,7 +51,7 @@
       <Uri>https://github.com/aspnet/AspNetCore</Uri>
       <Sha>5033efb3fe947f6237713d1e016e0e769c63c0d2</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.AspNetCore.DeveloperCertificates.XPlat" Version="5.0.0-alpha1.19605.1">
+    <Dependency Name="VS.Redist.Common.AspNetCore.TargetingPack.x64.5.0" Version="5.0.0-alpha1.19605.1">
       <Uri>https://github.com/aspnet/AspNetCore</Uri>
       <Sha>5033efb3fe947f6237713d1e016e0e769c63c0d2</Sha>
     </Dependency>
@@ -98,9 +98,9 @@
     </Dependency>
     <!-- This is so that WCF packages are included in the final drop for official releases. -->
     <!-- Replace with better solution, see https://github.com/dotnet/arcade/issues/4162 -->
-    <Dependency Name="System.ServiceModel.Primitives" Version="4.7.0-preview2.19522.3">
+    <Dependency Name="System.ServiceModel.Primitives" Version="4.7.0">
       <Uri>https://github.com/dotnet/wcf</Uri>
-      <Sha>fbb5aef10b235e98332c6f5c27de47826e84ef4d</Sha>
+      <Sha>eb417fdeb06faeada140a92e26e86c266574476a</Sha>
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index 7ed1045ff..a6be3d1d4 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -29,17 +29,17 @@
   </PropertyGroup>
   <PropertyGroup>
     <!-- Dependency from https://github.com/dotnet/test-templates -->
-    <MicrosoftDotNetTestProjectTemplates31PackageVersion>1.0.2-beta4.19511.1</MicrosoftDotNetTestProjectTemplates31PackageVersion>
+    <MicrosoftDotNetTestProjectTemplates31PackageVersion>1.0.2-beta4.19570.1</MicrosoftDotNetTestProjectTemplates31PackageVersion>
   </PropertyGroup>
   <PropertyGroup>
     <!-- NUnit3.DotNetNew.Template versions do not 'flow in' -->
-    <NUnit3DotNetNewTemplatePackageVersion>1.7.0</NUnit3DotNetNewTemplatePackageVersion>
+    <NUnit3DotNetNewTemplatePackageVersion>1.7.1</NUnit3DotNetNewTemplatePackageVersion>
   </PropertyGroup>
   <PropertyGroup>
     <!-- Dependencies from https://github.com/aspnet/AspNetCore -->
     <MicrosoftAspNetCoreAppRuntimewinx64PackageVersion>5.0.0-alpha1.19605.1</MicrosoftAspNetCoreAppRuntimewinx64PackageVersion>
     <MicrosoftAspNetCoreAppRefPackageVersion>5.0.0-alpha1.19605.1</MicrosoftAspNetCoreAppRefPackageVersion>
-    <MicrosoftAspNetCoreDeveloperCertificatesXPlatPackageVersion>5.0.0-alpha1.19605.1</MicrosoftAspNetCoreDeveloperCertificatesXPlatPackageVersion>
+    <VSRedistCommonAspNetCoreTargetingPackx6450PackageVersion>5.0.0-alpha1.19605.1</VSRedistCommonAspNetCoreTargetingPackx6450PackageVersion>
     <dotnetdevcertsPackageVersion>5.0.0-alpha1.19605.1</dotnetdevcertsPackageVersion>
     <dotnetusersecretsPackageVersion>5.0.0-alpha1.19605.1</dotnetusersecretsPackageVersion>
     <dotnetwatchPackageVersion>5.0.0-alpha1.19605.1</dotnetwatchPackageVersion>
@@ -98,11 +98,11 @@
     <!-- 3.0 Template versions -->
     <MicrosoftDotnetWinFormsProjectTemplates30PackageVersion>4.8.0-rc2.19462.10</MicrosoftDotnetWinFormsProjectTemplates30PackageVersion>
     <MicrosoftDotNetWpfProjectTemplates30PackageVersion>3.0.0</MicrosoftDotNetWpfProjectTemplates30PackageVersion>
-    <NUnit3Templates30PackageVersion>1.6.4</NUnit3Templates30PackageVersion>
+    <NUnit3Templates30PackageVersion>1.6.5</NUnit3Templates30PackageVersion>
     <MicrosoftDotNetCommonItemTemplates30PackageVersion>2.0.0-preview8.19373.1</MicrosoftDotNetCommonItemTemplates30PackageVersion>
     <MicrosoftDotNetCommonProjectTemplates30PackageVersion>$(MicrosoftDotNetCommonItemTemplates30PackageVersion)</MicrosoftDotNetCommonProjectTemplates30PackageVersion>
     <MicrosoftDotNetTestProjectTemplates30PackageVersion>1.0.2-beta4.19354.2</MicrosoftDotNetTestProjectTemplates30PackageVersion>
-    <AspNetCorePackageVersionFor30Templates>3.0.0</AspNetCorePackageVersionFor30Templates>
+    <AspNetCorePackageVersionFor30Templates>3.0.1</AspNetCorePackageVersionFor30Templates>
     <!-- 2.2 Template versions -->
     <NUnit3Templates22PackageVersion>1.6.0</NUnit3Templates22PackageVersion>
     <MicrosoftDotNetCommonItemTemplates22PackageVersion>1.0.2-beta4</MicrosoftDotNetCommonItemTemplates22PackageVersion>
diff --git a/eng/docker/rhel.6/Dockerfile b/eng/docker/rhel.6/Dockerfile
new file mode 100644
index 000000000..9e2e572d0
--- /dev/null
+++ b/eng/docker/rhel.6/Dockerfile
@@ -0,0 +1,34 @@
+#
+# Copyright (c) .NET Foundation and contributors. All rights reserved.
+# Licensed under the MIT license. See LICENSE file in the project root for full license information.
+#
+
+# Dockerfile that creates a container suitable to build dotnet-cli
+FROM microsoft/dotnet-buildtools-prereqs:centos-6-376e1a3-20174311014331
+
+# yum doesn't work with the special curl version we have in the base docker image,
+# so we remove /usr/local/lib from the library path for this command
+RUN yum -q -y install sudo
+
+# Setup User to match Host User, and give superuser permissions
+ARG USER_ID=0
+RUN useradd -m code_executor -u ${USER_ID} -g root
+RUN echo 'code_executor ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers
+
+# With the User Change, we need to change permssions on these directories
+RUN chmod -R a+rwx /usr/local
+RUN chmod -R a+rwx /home
+RUN chmod -R 755 /usr/bin/sudo
+
+# Set user to the one we just created
+USER ${USER_ID}
+
+# Set library path to make CURL and ICU libraries that are in /usr/local/lib visible
+ENV LD_LIBRARY_PATH /usr/local/lib
+
+# Set working directory
+ARG WORK_DIR
+WORKDIR ${WORK_DIR}
+
+# Set up Azure Artifacts credential provider
+RUN wget -qO- https://raw.githubusercontent.com/Microsoft/artifacts-credprovider/master/helpers/installcredprovider.sh | bash
diff --git a/src/redist/targets/Badge.targets b/src/redist/targets/Badge.targets
index f7416fef7..8e9ccc4ac 100644
--- a/src/redist/targets/Badge.targets
+++ b/src/redist/targets/Badge.targets
@@ -19,6 +19,7 @@
   <Target Name="SetBadgeProps" DependsOnTargets="GetCurrentRuntimeInformation">
     <PropertyGroup>
       <VersionBadgeMoniker>$(OSName)_$(Architecture)</VersionBadgeMoniker>
+      <VersionBadgeMoniker Condition=" '$(Rid)' == 'rhel.6-x64' ">rhel.6_x64</VersionBadgeMoniker>
       <VersionBadgeMoniker Condition=" '$(Rid)' == 'linux-musl-x64' ">linux_musl_x64</VersionBadgeMoniker>
       <VersionBadgeMoniker Condition=" '$(IslinuxPortable)' == 'true' ">linux_$(Architecture)</VersionBadgeMoniker>
       <VersionBadgeMoniker Condition=" '$(IsBuildingAndPublishingAllLinuxDistrosNativeInstallers)' == 'true' ">all_linux_distros_native_installer</VersionBadgeMoniker>
diff --git a/src/redist/targets/BundledTemplates.targets b/src/redist/targets/BundledTemplates.targets
index 5389586e6..3f1965390 100644
--- a/src/redist/targets/BundledTemplates.targets
+++ b/src/redist/targets/BundledTemplates.targets
@@ -4,7 +4,7 @@
     <PropertyGroup>
       <AspNetCore31VersionPreReleaseSeparator>$(AspNetCorePackageVersionFor31Templates.IndexOf('-'))</AspNetCore31VersionPreReleaseSeparator>
       <AspNetCore31VersionMajorMinorPatchVersion>$(AspNetCorePackageVersionFor31Templates)</AspNetCore31VersionMajorMinorPatchVersion>
-      <AspNetCore31VersionMajorMinorPatchVersion Condition=" '$(AspNetCore1VersionPreReleaseSeparator)' != -1 ">$(AspNetCorePackageVersionFor31Templates.Substring(0, $(AspNetCore31VersionPreReleaseSeparator)))</AspNetCore31VersionMajorMinorPatchVersion>
+      <AspNetCore31VersionMajorMinorPatchVersion Condition=" '$(AspNetCore31VersionPreReleaseSeparator)' != -1 ">$(AspNetCorePackageVersionFor31Templates.Substring(0, $(AspNetCore31VersionPreReleaseSeparator)))</AspNetCore31VersionMajorMinorPatchVersion>
       <BundledTemplates31MSIVersion>$(AspNetCore31VersionMajorMinorPatchVersion).$(GitCommitCount)</BundledTemplates31MSIVersion>
       <BundledTemplates31InstallPath>$(AspNetCore31VersionMajorMinorPatchVersion)</BundledTemplates31InstallPath>
       <BundledTemplates31InstallPath Condition=" '$(AspNetCore31VersionPreReleaseSeparator)' != -1 ">$(BundledTemplates31InstallPath)-$(VersionSuffix)</BundledTemplates31InstallPath>
diff --git a/src/redist/targets/GenerateBundledVersions.targets b/src/redist/targets/GenerateBundledVersions.targets
index e3d975489..04d73e9f2 100644
--- a/src/redist/targets/GenerateBundledVersions.targets
+++ b/src/redist/targets/GenerateBundledVersions.targets
@@ -14,23 +14,23 @@
       <_NETStandardLibraryPackageVersion>$(NETStandardLibraryRefPackageVersion)</_NETStandardLibraryPackageVersion>
       <_NETCorePlatformsPackageVersion>$(MicrosoftNETCorePlatformsPackageVersion)</_NETCorePlatformsPackageVersion>
 
-      <_NETCoreApp30RuntimePackVersion>3.0.0</_NETCoreApp30RuntimePackVersion>
+      <_NETCoreApp30RuntimePackVersion>3.0.1</_NETCoreApp30RuntimePackVersion>
       <_NETCoreApp30TargetingPackVersion>3.0.0</_NETCoreApp30TargetingPackVersion>
       
-      <_NETCoreApp31RuntimePackVersion>3.1.0-preview1.19506.1</_NETCoreApp31RuntimePackVersion>
-      <_NETCoreApp31TargetingPackVersion>$(_NETCoreApp31RuntimePackVersion)</_NETCoreApp31TargetingPackVersion>
+      <_NETCoreApp31RuntimePackVersion>3.1.0</_NETCoreApp31RuntimePackVersion>
+      <_NETCoreApp31TargetingPackVersion>3.1.0</_NETCoreApp31TargetingPackVersion>
       
-      <_WindowsDesktop30RuntimePackVersion>$(_NETCoreApp30RuntimePackVersion)</_WindowsDesktop30RuntimePackVersion>
-      <_WindowsDesktop30TargetingPackVersion>$(_NETCoreApp30TargetingPackVersion)</_WindowsDesktop30TargetingPackVersion>
+      <_WindowsDesktop30RuntimePackVersion>3.0.1</_WindowsDesktop30RuntimePackVersion>
+      <_WindowsDesktop30TargetingPackVersion>3.0.0</_WindowsDesktop30TargetingPackVersion>
       
-      <_WindowsDesktop31RuntimePackVersion>$(_NETCoreApp31RuntimePackVersion)</_WindowsDesktop31RuntimePackVersion>
-      <_WindowsDesktop31TargetingPackVersion>$(_NETCoreApp31TargetingPackVersion)</_WindowsDesktop31TargetingPackVersion>
+      <_WindowsDesktop31RuntimePackVersion>3.1.0</_WindowsDesktop31RuntimePackVersion>
+      <_WindowsDesktop31TargetingPackVersion>3.1.0</_WindowsDesktop31TargetingPackVersion>
       
-      <_AspNet30RuntimePackVersion>3.0.0</_AspNet30RuntimePackVersion>
-      <_AspNet30TargetingPackVersion>3.0.0</_AspNet30TargetingPackVersion>
+      <_AspNet30RuntimePackVersion>3.0.1</_AspNet30RuntimePackVersion>
+      <_AspNet30TargetingPackVersion>3.0.1</_AspNet30TargetingPackVersion>
       
-      <_AspNet31RuntimePackVersion>3.1.0-preview1.19508.20</_AspNet31RuntimePackVersion>
-      <_AspNet31TargetingPackVersion>$(_AspNet31RuntimePackVersion)</_AspNet31TargetingPackVersion>
+      <_AspNet31RuntimePackVersion>3.1.0</_AspNet31RuntimePackVersion>
+      <_AspNet31TargetingPackVersion>3.1.0</_AspNet31TargetingPackVersion>
 
       <!-- Use only major and minor in target framework version -->
       <_NETCoreAppTargetFrameworkVersion>$(_NETCoreAppPackageVersion.Split('.')[0]).$(_NETCoreAppPackageVersion.Split('.')[1])</_NETCoreAppTargetFrameworkVersion>
diff --git a/src/redist/targets/GenerateLayout.targets b/src/redist/targets/GenerateLayout.targets
index 1d1c0d435..b074760f2 100644
--- a/src/redist/targets/GenerateLayout.targets
+++ b/src/redist/targets/GenerateLayout.targets
@@ -11,7 +11,7 @@
 
   <PropertyGroup>
     <!-- Blob storage directories are not stabilized, so these must refer to a package that does not stabilize -->
-    <AspNetCoreBlobVersion>$(MicrosoftAspNetCoreDeveloperCertificatesXPlatPackageVersion)</AspNetCoreBlobVersion>
+    <AspNetCoreBlobVersion>$(VSRedistCommonAspNetCoreTargetingPackx6450PackageVersion)</AspNetCoreBlobVersion>
     <CoreSetupBlobVersion>$(MicrosoftNETCoreAppInternalPackageVersion)</CoreSetupBlobVersion>
     <WindowsDesktopBlobVersion>$(MicrosoftWindowsDesktopAppPackageVersion)</WindowsDesktopBlobVersion>
 
@@ -30,7 +30,7 @@
       <CoreSetupBlobAccessTokenParam Condition="'$(InternalBuild)' == 'true'">$(DOTNETCLIMSRC_READ_SAS_TOKEN)</CoreSetupBlobAccessTokenParam>
 
       <CoreSetupBlobRootUrl Condition="'$(CoreSetupBlobRootUrl)' == '' and '$(InternalBuild)' == 'true'">https://dotnetclimsrc.blob.core.windows.net/dotnet/</CoreSetupBlobRootUrl>
-      <CoreSetupBlobRootUrl Condition="'$(CoreSetupBlobRootUrl)' == ''">https://dotnetcli.azureedge.net/dotnet/</CoreSetupBlobRootUrl>
+      <CoreSetupBlobRootUrl Condition="'$(CoreSetupBlobRootUrl)' == ''">https://dotnetcli.blob.core.windows.net/dotnet/</CoreSetupBlobRootUrl>
 
       <DotnetExtensionsBlobRootUrl Condition="'$(DotnetExtensionsBlobRootUrl)' == '' and '$(InternalBuild)' == 'true'">https://dotnetclimsrc.blob.core.windows.net/dotnet/</DotnetExtensionsBlobRootUrl>
       <DotnetExtensionsBlobRootUrl Condition="'$(DotnetExtensionsBlobRootUrl)' == ''">https://dotnetcli.blob.core.windows.net/dotnet/</DotnetExtensionsBlobRootUrl>
@@ -78,6 +78,7 @@
       <WinFormsAndWpfSharedFxArchiveFileName>windowsdesktop-runtime-$(MicrosoftWindowsDesktopAppRuntimePackageVersion)-$(SharedFrameworkRid)$(ArchiveExtension)</WinFormsAndWpfSharedFxArchiveFileName>
 
       <AspNetCoreSharedFxInstallerRid Condition="'$(AspNetCoreSharedFxInstallerRid)' == ''">$(SharedFrameworkRid)</AspNetCoreSharedFxInstallerRid>
+      <AspNetCoreSharedFxInstallerRid Condition="'$(SharedFrameworkRid)' == 'rhel.6-x64'">linux-x64</AspNetCoreSharedFxInstallerRid>
       <AspNetCoreSharedFxArchiveRid>$(AspNetCoreSharedFxInstallerRid)</AspNetCoreSharedFxArchiveRid>
       <AspNetCoreSharedFxInstallerRid Condition="'$(InstallerExtension)' == '.deb' OR '$(InstallerExtension)' == '.rpm'">x64</AspNetCoreSharedFxInstallerRid>
 
@@ -271,8 +272,7 @@
 
       <BundledInstallerComponent Include="DownloadedAspNetTargetingPackInstallerFile"
                                  Condition="'$(InstallerExtension)' != '.pkg' And '$(SkipBuildingInstallers)' != 'true' And '$(InstallerExtension)' != '' And !$(Architecture.StartsWith('arm'))">
-        <BaseUrl Condition="'$(AspNetTargetingPackIsPinned)' == 'true'">$(AspNetCoreSharedFxRootUrl)$(MicrosoftAspNetCoreAppRefPackageVersion)</BaseUrl>
-        <BaseUrl Condition="'$(AspNetTargetingPackIsPinned)' != 'true'">$(AspNetCoreSharedFxRootUrl)$(MicrosoftAspNetCoreAppRefPackageVersion)</BaseUrl>
+        <BaseUrl>$(AspNetCoreSharedFxRootUrl)$(AspNetCoreTargetingPackBlobVersion)</BaseUrl>
         <DownloadFileName>$(DownloadedAspNetTargetingPackInstallerFileName)</DownloadFileName>
         <AccessToken>$(CoreSetupBlobAccessTokenParam)</AccessToken>
       </BundledInstallerComponent>
diff --git a/src/redist/targets/GetRuntimeInformation.targets b/src/redist/targets/GetRuntimeInformation.targets
index cd75c251b..6e010c5ce 100644
--- a/src/redist/targets/GetRuntimeInformation.targets
+++ b/src/redist/targets/GetRuntimeInformation.targets
@@ -25,10 +25,12 @@
 
     <PropertyGroup>
       <ProductMonikerRid Condition=" '$(Rid)' == 'ubuntu.16.04-x64' OR
+                                   '$(Rid)' == 'rhel.6-x64' OR
                                    '$(Rid)' == 'linux-musl-x64' ">$(Rid)</ProductMonikerRid>
       <ProductMonikerRid Condition=" '$(ProductMonikerRid)' == '' ">$(OSName)-$(Architecture)</ProductMonikerRid>
 
       <HostMonikerRid Condition=" '$(HostRid)' == 'ubuntu.16.04-x64' OR
+                                '$(HostRid)' == 'rhel.6-x64' OR
                                 '$(HostRid)' == 'linux-musl-x64' ">$(HostRid)</HostMonikerRid>
       <HostMonikerRid Condition=" '$(HostMonikerRid)' == '' ">$(HostOSName)-$(Architecture)</HostMonikerRid>
       <HostMonikerRidForFileName>$(HostMonikerRid)</HostMonikerRidForFileName>
diff --git a/src/redist/targets/SetBuildDefaults.targets b/src/redist/targets/SetBuildDefaults.targets
index 268100720..52d64447a 100644
--- a/src/redist/targets/SetBuildDefaults.targets
+++ b/src/redist/targets/SetBuildDefaults.targets
@@ -15,6 +15,7 @@
       <UsePortableLinuxSharedFramework Condition=" '$(UsePortableLinuxSharedFramework)' == '' AND '$(OSPlatform)' == 'linux' AND '$(Rid)' != 'rhel.6-x64' AND '$(Rid)' != 'linux-musl-x64' ">true</UsePortableLinuxSharedFramework>
       <!--<IncludeSharedFrameworksForBackwardsCompatibilityTests Condition=" $(IncludeSharedFrameworksForBackwardsCompatibilityTests) == ''
         AND '$(Rid)' != 'linux-x64'
+        AND '$(Rid)' != 'rhel.6-x64'
         AND '$(Rid)' != 'linux-musl-x64'
         AND '$(Rid)' != 'ubuntu.18.04-x64'">true</IncludeSharedFrameworksForBackwardsCompatibilityTests>-->
       <HighEntropyVA>true</HighEntropyVA>