diff --git a/src/Microsoft.VisualStudio.Services.Agent/Constants.cs b/src/Microsoft.VisualStudio.Services.Agent/Constants.cs
index f988fed4a7..54d869f777 100644
--- a/src/Microsoft.VisualStudio.Services.Agent/Constants.cs
+++ b/src/Microsoft.VisualStudio.Services.Agent/Constants.cs
@@ -38,7 +38,7 @@ public enum OSPlatform
 
         public static class Agent
         {
-            public static readonly string Version = "2.117.1";
+            public static readonly string Version = "2.117.2";
 
 #if OS_LINUX
             public static readonly OSPlatform Platform = OSPlatform.Linux;
diff --git a/src/Misc/dotnet-install.ps1 b/src/Misc/dotnet-install.ps1
index 38787b5c42..85404535cc 100644
--- a/src/Misc/dotnet-install.ps1
+++ b/src/Misc/dotnet-install.ps1
@@ -10,14 +10,22 @@
     Installs dotnet cli. If dotnet installation already exists in the given directory
     it will update it only if the requested version differs from the one already installed.
 .PARAMETER Channel
-    Default: release/1.0.0
-    Download from the Channel specified
+    Default: LTS
+    Download from the Channel specified. Possible values:
+    - Current - most current release
+    - LTS - most current supported release
+    - 2-part version in a format A.B - represents a specific release
+          examples: 2.0; 1.0
+    - Branch name
+          examples: release/2.0.0; Master
 .PARAMETER Version
     Default: latest
     Represents a build version on specific channel. Possible values:
     - latest - most latest build on specific channel
+    - coherent - most latest coherent build on specific channel
+          coherent applies only to SDK downloads
     - 3-part version in a format A.B.C - represents specific version of build
-      examples: 2.0.0-preview2-006120; 1.1.0
+          examples: 2.0.0-preview2-006120; 1.1.0
 .PARAMETER InstallDir
     Default: %LocalAppData%\Microsoft\dotnet
     Path to where to install dotnet. Note that binaries will be placed directly in a given directory.
@@ -28,8 +36,6 @@
 .PARAMETER SharedRuntime
     Default: false
     Installs just the shared runtime bits, not the entire SDK
-.PARAMETER DebugSymbols
-    If set the installer will include symbols in the installation.
 .PARAMETER DryRun
     If set it will not perform installation but instead display what command line to use to consistently install
     currently requested version of dotnet cli. In example if you specify version 'latest' it will display a link
@@ -55,12 +61,11 @@
 #>
 [cmdletbinding()]
 param(
-   [string]$Channel="release/1.0.0",
+   [string]$Channel="LTS",
    [string]$Version="Latest",
    [string]$InstallDir="<auto>",
    [string]$Architecture="<auto>",
    [switch]$SharedRuntime,
-   [switch]$DebugSymbols, # TODO: Switch does not work yet. Symbols zip is not being uploaded yet.
    [switch]$DryRun,
    [switch]$NoPath,
    [string]$AzureFeed="https://dotnetcli.azureedge.net/dotnet",
@@ -80,7 +85,7 @@ $VersionRegEx="/\d+\.\d+[^/]+/"
 $OverrideNonVersionedFiles=$true
 
 function Say($str) {
-    Write-Host "dotnet-install: $str"
+    Write-Output "dotnet-install: $str"
 }
 
 function Say-Verbose($str) {
@@ -93,6 +98,25 @@ function Say-Invocation($Invocation) {
     Say-Verbose "$command $args"
 }
 
+function Invoke-With-Retry([ScriptBlock]$ScriptBlock, [int]$MaxAttempts = 3, [int]$SecondsBetweenAttempts = 1) {
+    $Attempts = 0
+
+    while ($true) {
+        try {
+            return $ScriptBlock.Invoke()
+        }
+        catch {
+            $Attempts++
+            if ($Attempts -lt $MaxAttempts) {
+                Start-Sleep $SecondsBetweenAttempts
+            }
+            else {
+                throw
+            }
+        }
+    }
+}
+
 function Get-Machine-Architecture() {
     Say-Invocation $MyInvocation
 
@@ -135,56 +159,60 @@ function Load-Assembly([string] $Assembly) {
 
 function GetHTTPResponse([Uri] $Uri)
 {
-    $HttpClient = $null
+    Invoke-With-Retry(
+    {
 
-    try {
-        # HttpClient is used vs Invoke-WebRequest in order to support Nano Server which doesn't support the Invoke-WebRequest cmdlet.
-        Load-Assembly -Assembly System.Net.Http
- 
-        if(-not $ProxyAddress)
-        {
-            # Despite no proxy being explicitly specified, we may still be behind a default proxy
-            $DefaultProxy = [System.Net.WebRequest]::DefaultWebProxy;
-            if($DefaultProxy -and (-not $DefaultProxy.IsBypassed($Uri))){
-                $ProxyAddress =  $DefaultProxy.GetProxy($Uri).OriginalString
-                $ProxyUseDefaultCredentials = $true
+        $HttpClient = $null
+
+        try {
+            # HttpClient is used vs Invoke-WebRequest in order to support Nano Server which doesn't support the Invoke-WebRequest cmdlet.
+            Load-Assembly -Assembly System.Net.Http
+
+            if(-not $ProxyAddress)
+            {
+                # Despite no proxy being explicitly specified, we may still be behind a default proxy
+                $DefaultProxy = [System.Net.WebRequest]::DefaultWebProxy;
+                if($DefaultProxy -and (-not $DefaultProxy.IsBypassed($Uri))){
+                    $ProxyAddress =  $DefaultProxy.GetProxy($Uri).OriginalString
+                    $ProxyUseDefaultCredentials = $true
+                }
             }
-        }
 
-        if($ProxyAddress){
-            $HttpClientHandler = New-Object System.Net.Http.HttpClientHandler
-            $HttpClientHandler.Proxy =  New-Object System.Net.WebProxy -Property @{Address=$ProxyAddress;UseDefaultCredentials=$ProxyUseDefaultCredentials}
-            $HttpClient = New-Object System.Net.Http.HttpClient -ArgumentList $HttpClientHandler
-        } 
-        else {
-            $HttpClient = New-Object System.Net.Http.HttpClient
-        }
-        # Default timeout for HttpClient is 100s.  For a 50 MB download this assumes 500 KB/s average, any less will time out
-        # 10 minutes allows it to work over much slower connections.
-        $HttpClient.Timeout = New-TimeSpan -Minutes 10
-        $Response = $HttpClient.GetAsync($Uri).Result
-        if (($Response -eq $null) -or (-not ($Response.IsSuccessStatusCode)))
-        {
-            $ErrorMsg = "Failed to download $Uri."
-            if ($Response -ne $null)
+            if($ProxyAddress){
+                $HttpClientHandler = New-Object System.Net.Http.HttpClientHandler
+                $HttpClientHandler.Proxy =  New-Object System.Net.WebProxy -Property @{Address=$ProxyAddress;UseDefaultCredentials=$ProxyUseDefaultCredentials}
+                $HttpClient = New-Object System.Net.Http.HttpClient -ArgumentList $HttpClientHandler
+            } 
+            else {
+                $HttpClient = New-Object System.Net.Http.HttpClient
+            }
+            # Default timeout for HttpClient is 100s.  For a 50 MB download this assumes 500 KB/s average, any less will time out
+            # 10 minutes allows it to work over much slower connections.
+            $HttpClient.Timeout = New-TimeSpan -Minutes 10
+            $Response = $HttpClient.GetAsync($Uri).Result
+            if (($Response -eq $null) -or (-not ($Response.IsSuccessStatusCode)))
             {
-                $ErrorMsg += "  $Response"
+                $ErrorMsg = "Failed to download $Uri."
+                if ($Response -ne $null)
+                {
+                    $ErrorMsg += "  $Response"
+                }
+
+                throw $ErrorMsg
             }
 
-            throw $ErrorMsg
+             return $Response
         }
-
-        return $Response
-    }
-    finally {
-        if ($HttpClient -ne $null) {
-            $HttpClient.Dispose()
+        finally {
+             if ($HttpClient -ne $null) {
+                $HttpClient.Dispose()
+            }
         }
-    }
+    })  
 }
 
 
-function Get-Latest-Version-Info([string]$AzureFeed, [string]$Channel) {
+function Get-Latest-Version-Info([string]$AzureFeed, [string]$Channel, [bool]$Coherent) {
     Say-Invocation $MyInvocation
 
     $VersionFileUrl = $null
@@ -192,7 +220,12 @@ function Get-Latest-Version-Info([string]$AzureFeed, [string]$Channel) {
         $VersionFileUrl = "$UncachedFeed/Runtime/$Channel/latest.version"
     }
     else {
-        $VersionFileUrl = "$UncachedFeed/Sdk/$Channel/latest.version"
+        if ($Coherent) {
+            $VersionFileUrl = "$UncachedFeed/Sdk/$Channel/latest.coherent.version"
+        }
+        else {
+            $VersionFileUrl = "$UncachedFeed/Sdk/$Channel/latest.version"
+        }
     }
     
     $Response = GetHTTPResponse -Uri $VersionFileUrl
@@ -216,17 +249,34 @@ function Get-Specific-Version-From-Version([string]$AzureFeed, [string]$Channel,
 
     switch ($Version.ToLower()) {
         { $_ -eq "latest" } {
-            $LatestVersionInfo = Get-Latest-Version-Info -AzureFeed $AzureFeed -Channel $Channel
+            $LatestVersionInfo = Get-Latest-Version-Info -AzureFeed $AzureFeed -Channel $Channel -Coherent $False
+            return $LatestVersionInfo.Version
+        }
+        { $_ -eq "coherent" } {
+            $LatestVersionInfo = Get-Latest-Version-Info -AzureFeed $AzureFeed -Channel $Channel -Coherent $True
             return $LatestVersionInfo.Version
         }
         default { return $Version }
     }
 }
 
-function Get-Download-Links([string]$AzureFeed, [string]$Channel, [string]$SpecificVersion, [string]$CLIArchitecture) {
+function Get-Download-Link([string]$AzureFeed, [string]$Channel, [string]$SpecificVersion, [string]$CLIArchitecture) {
     Say-Invocation $MyInvocation
     
-    $ret = @()
+    if ($SharedRuntime) {
+        $PayloadURL = "$AzureFeed/Runtime/$SpecificVersion/dotnet-runtime-$SpecificVersion-win-$CLIArchitecture.zip"
+    }
+    else {
+        $PayloadURL = "$AzureFeed/Sdk/$SpecificVersion/dotnet-sdk-$SpecificVersion-win-$CLIArchitecture.zip"
+    }
+
+    Say-Verbose "Constructed primary payload URL: $PayloadURL"
+
+    return $PayloadURL
+}
+
+function Get-LegacyDownload-Link([string]$AzureFeed, [string]$Channel, [string]$SpecificVersion, [string]$CLIArchitecture) {
+    Say-Invocation $MyInvocation
     
     if ($SharedRuntime) {
         $PayloadURL = "$AzureFeed/Runtime/$SpecificVersion/dotnet-win-$CLIArchitecture.$SpecificVersion.zip"
@@ -235,10 +285,9 @@ function Get-Download-Links([string]$AzureFeed, [string]$Channel, [string]$Speci
         $PayloadURL = "$AzureFeed/Sdk/$SpecificVersion/dotnet-dev-win-$CLIArchitecture.$SpecificVersion.zip"
     }
 
-    Say-Verbose "Constructed payload URL: $PayloadURL"
-    $ret += $PayloadURL
+    Say-Verbose "Constructed legacy payload URL: $PayloadURL"
 
-    return $ret
+    return $PayloadURL
 }
 
 function Get-User-Share-Path() {
@@ -396,13 +445,13 @@ function Prepend-Sdk-InstallRoot-To-Path([string]$InstallRoot, [string]$BinFolde
 
 $CLIArchitecture = Get-CLIArchitecture-From-Architecture $Architecture
 $SpecificVersion = Get-Specific-Version-From-Version -AzureFeed $AzureFeed -Channel $Channel -Version $Version
-$DownloadLinks = Get-Download-Links -AzureFeed $AzureFeed -Channel $Channel -SpecificVersion $SpecificVersion -CLIArchitecture $CLIArchitecture
+$DownloadLink = Get-Download-Link -AzureFeed $AzureFeed -Channel $Channel -SpecificVersion $SpecificVersion -CLIArchitecture $CLIArchitecture
+$LegacyDownloadLink = Get-LegacyDownload-Link -AzureFeed $AzureFeed -Channel $Channel -SpecificVersion $SpecificVersion -CLIArchitecture $CLIArchitecture
 
 if ($DryRun) {
     Say "Payload URLs:"
-    foreach ($DownloadLink in $DownloadLinks) {
-        Say "- $DownloadLink"
-    }
+    Say "Primary - $DownloadLink"
+    Say "Legacy - $LegacyDownloadLink"
     Say "Repeatable invocation: .\$($MyInvocation.MyCommand) -Version $SpecificVersion -Channel $Channel -Architecture $CLIArchitecture -InstallDir $InstallDir"
     exit 0
 }
@@ -420,22 +469,33 @@ if ($IsSdkInstalled) {
 
 New-Item -ItemType Directory -Force -Path $InstallRoot | Out-Null
 
-$free = Get-CimInstance -Class win32_logicaldisk | where Deviceid -eq "$((Get-Item $InstallRoot).PSDrive.Name):"
-if ($free.Freespace / 1MB -le 250 ) {
-    Say "there is not enough disk space on drive c:"
+$installDrive = $((Get-Item $InstallRoot).PSDrive.Name);
+Write-Output "${installDrive}:";
+$free = Get-CimInstance -Class win32_logicaldisk | where Deviceid -eq "${installDrive}:"
+if ($free.Freespace / 1MB -le 100 ) {
+    Say "There is not enough disk space on drive ${installDrive}:"
     exit 0
 }
 
-foreach ($DownloadLink in $DownloadLinks) {
+$ZipPath = [System.IO.Path]::GetTempFileName()
+Say-Verbose "Zip path: $ZipPath"
+Say "Downloading link: $DownloadLink"
+try {
+    DownloadFile -Uri $DownloadLink -OutPath $ZipPath
+}
+catch {
+    Say "Cannot download: $DownloadLink"
+    $DownloadLink = $LegacyDownloadLink
     $ZipPath = [System.IO.Path]::GetTempFileName()
-    Say "Downloading $DownloadLink"
+    Say-Verbose "Legacy zip path: $ZipPath"
+    Say "Downloading legacy link: $DownloadLink"
     DownloadFile -Uri $DownloadLink -OutPath $ZipPath
+}
 
-    Say "Extracting zip from $DownloadLink"
-    Extract-Dotnet-Package -ZipPath $ZipPath -OutPath $InstallRoot
+Say "Extracting zip from $DownloadLink"
+Extract-Dotnet-Package -ZipPath $ZipPath -OutPath $InstallRoot
 
-    Remove-Item $ZipPath
-}
+Remove-Item $ZipPath
 
 Prepend-Sdk-InstallRoot-To-Path -InstallRoot $InstallRoot -BinFolderRelativePath $BinFolderRelativePath
 
diff --git a/src/Misc/dotnet-install.sh b/src/Misc/dotnet-install.sh
index b251bfa891..12cf880f94 100644
--- a/src/Misc/dotnet-install.sh
+++ b/src/Misc/dotnet-install.sh
@@ -147,7 +147,7 @@ get_distro_specific_os_name() {
         fi
     fi
     
-    say_err "OS name could not be detected: $ID.$VERSION_ID"
+    say_verbose "Distribution specific OS name and version could not be detected: $ID.$VERSION_ID"
     return 1
 }
 
@@ -339,12 +339,17 @@ get_latest_version_info() {
     local azure_feed=$1
     local channel=$2
     local normalized_architecture=$3
+    local coherent=$4
 
     local version_file_url=null
     if [ "$shared_runtime" = true ]; then
         version_file_url="$uncached_feed/Runtime/$channel/latest.version"
     else
-        version_file_url="$uncached_feed/Sdk/$channel/latest.version"
+        if [ "$coherent" = true ]; then
+            version_file_url="$uncached_feed/Sdk/$channel/latest.coherent.version"
+        else
+            version_file_url="$uncached_feed/Sdk/$channel/latest.version"
+        fi
     fi
     say_verbose "get_latest_version_info: latest url: $version_file_url"
     
@@ -368,7 +373,14 @@ get_specific_version_from_version() {
     case $version in
         latest)
             local version_info
-            version_info="$(get_latest_version_info $azure_feed $channel $normalized_architecture)" || return 1
+            version_info="$(get_latest_version_info $azure_feed $channel $normalized_architecture false)" || return 1
+            say_verbose "get_specific_version_from_version: version_info=$version_info"
+            echo "$version_info" | get_version_from_version_info
+            return 0
+            ;;
+        coherent)
+            local version_info
+            version_info="$(get_latest_version_info $azure_feed $channel $normalized_architecture true)" || return 1
             say_verbose "get_specific_version_from_version: version_info=$version_info"
             echo "$version_info" | get_version_from_version_info
             return 0
@@ -398,9 +410,9 @@ construct_download_link() {
 
     local download_link=null
     if [ "$shared_runtime" = true ]; then
-        download_link="$azure_feed/Runtime/$specific_version/dotnet-$osname-$normalized_architecture.$specific_version.tar.gz"
+        download_link="$azure_feed/Runtime/$specific_version/dotnet-runtime-$specific_version-$osname-$normalized_architecture.tar.gz"
     else
-        download_link="$azure_feed/Sdk/$specific_version/dotnet-dev-$osname-$normalized_architecture.$specific_version.tar.gz"
+        download_link="$azure_feed/Sdk/$specific_version/dotnet-sdk-$specific_version-$osname-$normalized_architecture.tar.gz"
     fi
     
     echo "$download_link"
@@ -412,25 +424,25 @@ construct_download_link() {
 # channel - $2
 # normalized_architecture - $3
 # specific_version - $4
-construct_alt_download_link() {
+construct_legacy_download_link() {
     eval $invocation
     
     local azure_feed=$1
     local channel=$2
     local normalized_architecture=$3
     local specific_version=${4//[$'\t\r\n']}
-    
+
     local distro_specific_osname
     distro_specific_osname=$(get_distro_specific_os_name) || return 1
 
-    local alt_download_link=null
+    local legacy_download_link=null
     if [ "$shared_runtime" = true ]; then
-        alt_download_link="$azure_feed/Runtime/$specific_version/dotnet-$distro_specific_osname-$normalized_architecture.$specific_version.tar.gz"
+        legacy_download_link="$azure_feed/Runtime/$specific_version/dotnet-$distro_specific_osname-$normalized_architecture.$specific_version.tar.gz"
     else
-        alt_download_link="$azure_feed/Sdk/$specific_version/dotnet-dev-$distro_specific_osname-$normalized_architecture.$specific_version.tar.gz"
+        legacy_download_link="$azure_feed/Sdk/$specific_version/dotnet-dev-$distro_specific_osname-$normalized_architecture.$specific_version.tar.gz"
     fi
-    
-    echo "$alt_download_link"
+
+    echo "$legacy_download_link"
     return 0
 }
 
@@ -601,7 +613,8 @@ downloadwget() {
 
 calculate_vars() {
     eval $invocation
-    
+    valid_legacy_download_link=true
+
     normalized_architecture=$(get_normalized_architecture_from_architecture "$architecture")
     say_verbose "normalized_architecture=$normalized_architecture"
     
@@ -615,9 +628,12 @@ calculate_vars() {
     download_link=$(construct_download_link $azure_feed $channel $normalized_architecture $specific_version)
     say_verbose "download_link=$download_link"
 
-    if [ "$(uname)" = "Linux" ]; then
-        alt_download_link=$(construct_alt_download_link $azure_feed $channel $normalized_architecture $specific_version)
-        say_verbose "alt_download_link=$alt_download_link"
+    legacy_download_link=$(construct_legacy_download_link $azure_feed $channel $normalized_architecture $specific_version) || valid_legacy_download_link=false
+
+    if [ "$valid_legacy_download_link" = true ]; then
+        say_verbose "legacy_download_link=$legacy_download_link"
+    else
+        say_verbose "Cound not construct a legacy_download_link; omitting..."
     fi
 
     install_root=$(resolve_installation_path $install_dir)
@@ -640,16 +656,17 @@ install_dotnet() {
     say "Downloading link: $download_link"
     download "$download_link" $zip_path || download_failed=true
 
-    #  if the download fails, download the alt_download_link [Linux only]
-    if [ "$(uname)" = "Linux" ] && [ "$download_failed" = true ]; then
+    #  if the download fails, download the legacy_download_link
+    if [ "$download_failed" = true ] && [ "$valid_legacy_download_link" = true ]; then
         say "Cannot download: $download_link"
+        download_link=$legacy_download_link
         zip_path=$(mktemp $temporary_file_template)
-        say_verbose "Alternate zip path: $zip_path"
-        say "Downloading alternate link: $alt_download_link"
-        download "$alt_download_link" $zip_path
+        say_verbose "Legacy zip path: $zip_path"
+        say "Downloading legacy link: $download_link"
+        download "$download_link" $zip_path
     fi
     
-    say "Extracting zip"
+    say "Extracting zip from $download_link"
     extract_dotnet_package $zip_path $install_root
     
     return 0
@@ -659,11 +676,10 @@ local_version_file_relative_path="/.version"
 bin_folder_relative_path=""
 temporary_file_template="${TMPDIR:-/tmp}/dotnet.XXXXXXXXX"
 
-channel="release/1.0.0"
+channel="LTS"
 version="Latest"
 install_dir="<auto>"
 architecture="<auto>"
-debug_symbols=false
 dry_run=false
 no_path=false
 azure_feed="https://dotnetcli.azureedge.net/dotnet"
@@ -695,9 +711,6 @@ do
         --shared-runtime|-[Ss]hared[Rr]untime)
             shared_runtime=true
             ;;
-        --debug-symbols|-[Dd]ebug[Ss]ymbols)
-            debug_symbols=true
-            ;;
         --dry-run|-[Dd]ry[Rr]un)
             dry_run=true
             ;;
@@ -728,17 +741,29 @@ do
             echo "$script_name is a simple command line interface for obtaining dotnet cli."
             echo ""
             echo "Options:"
-            echo "  -c,--channel <CHANNEL>         Download from the CHANNEL specified (default: $channel)."
+            echo "  -c,--channel <CHANNEL>         Download from the CHANNEL specified, Defaults to \`$channel\`."
             echo "      -Channel"
-            echo "  -v,--version <VERSION>         Use specific version, or \`latest\`. Defaults to \`latest\`."
+            echo "          Possible values:"
+            echo "          - Current - most current release"
+            echo "          - LTS - most current supported release"
+            echo "          - 2-part version in a format A.B - represents a specific release"
+            echo "              examples: 2.0; 1.0"
+            echo "          - Branch name"
+            echo "              examples: release/2.0.0; Master"
+            echo "  -v,--version <VERSION>         Use specific VERSION, Defaults to \`$version\`."
             echo "      -Version"
+            echo "          Possible values:"
+            echo "          - latest - most latest build on specific channel"
+            echo "          - coherent - most latest coherent build on specific channel"
+            echo "              coherent applies only to SDK downloads"
+            echo "          - 3-part version in a format A.B.C - represents specific version of build"
+            echo "              examples: 2.0.0-preview2-006120; 1.1.0"
             echo "  -i,--install-dir <DIR>         Install under specified location (see Install Location below)"
             echo "      -InstallDir"
             echo "  --architecture <ARCHITECTURE>  Architecture of .NET Tools. Currently only x64 is supported."
             echo "      --arch,-Architecture,-Arch"
             echo "  --shared-runtime               Installs just the shared runtime bits, not the entire SDK."
             echo "      -SharedRuntime"
-            echo "  --debug-symbols,-DebugSymbols  Specifies if symbols should be included in the installation."
             echo "  --dry-run,-DryRun              Do not perform installation. Display download link."
             echo "  --no-path, -NoPath             Do not set PATH for the current process."
             echo "  --verbose,-Verbose             Display diagnostics information."
@@ -766,10 +791,11 @@ done
 
 check_min_reqs
 calculate_vars
+
 if [ "$dry_run" = true ]; then
     say "Payload URL: $download_link"
-    if [ "$(uname)" = "Linux" ]; then
-        say "Alternate payload URL: $alt_download_link"
+    if [ "$valid_legacy_download_link" = true ]; then
+        say "Legacy payload URL: $legacy_download_link"
     fi
     say "Repeatable invocation: ./$(basename $0) --version $specific_version --channel $channel --install-dir $install_dir"
     exit 0