diff --git a/resources/install/scripts/app/voicemail/resources/functions/record_message.lua b/resources/install/scripts/app/voicemail/resources/functions/record_message.lua
index 989d97797b..5292c4a57f 100644
--- a/resources/install/scripts/app/voicemail/resources/functions/record_message.lua
+++ b/resources/install/scripts/app/voicemail/resources/functions/record_message.lua
@@ -66,61 +66,150 @@
 
 			end
 
-			if (transcribe_provider == "microsoft") then
-				local api_key1 = settings:get('voicemail', 'microsoft_key1', 'text') or '';
-				local api_key2 = settings:get('voicemail', 'microsoft_key2', 'text') or '';
-				if (api_key1 ~= '' and api_key2 ~= '') then
-					access_token_cmd = "curl -X POST \"https://api.cognitive.microsoft.com/sts/v1.0/issueToken\" -H \"Content-type: application/x-www-form-urlencoded\" -H \"Content-Length: 0\" -H \"Ocp-Apim-Subscription-Key: "..api_key1.."\""
-					local handle = io.popen(access_token_cmd);
-					local access_token_result = handle:read("*a");
-					handle:close();
-					if (debug["info"]) then
-						freeswitch.consoleLog("notice", "[voicemail] CMD: " .. access_token_cmd .. "\n");
-						freeswitch.consoleLog("notice", "[voicemail] RESULT: " .. access_token_result .. "\n");
-					end
-					--Access token request can fail
-					if (access_token_result == '') then
-						freeswitch.consoleLog("notice", "[voicemail] ACCESS TOKEN: (null) \n");
-						return ''
-					end
-					transcribe_cmd = "curl -X POST \"https://speech.platform.bing.com/recognize?scenarios=smd&appid=D4D52672-91D7-4C74-8AD8-42B1D98141A5&locale=" .. transcribe_language .. "&device.os=Freeswitch&version=3.0&format=json&instanceid=" .. gen_uuid() .. "&requestid=" .. gen_uuid() .. "\" -H 'Authorization: Bearer " .. access_token_result .. "' -H 'Content-type: audio/wav; codec=\"audio/pcm\"; samplerate=8000; trustsourcerate=false' --data-binary @"..file_path
-					local handle = io.popen(transcribe_cmd);
-					local transcribe_result = handle:read("*a");
-					handle:close();
-					if (debug["info"]) then
-						freeswitch.consoleLog("notice", "[voicemail] CMD: " .. transcribe_cmd .. "\n");
-						freeswitch.consoleLog("notice", "[voicemail] RESULT: " .. transcribe_result .. "\n");
-					end
-					--Trancribe request can fail
-					if (transcribe_result == '') then
-						freeswitch.consoleLog("notice", "[voicemail] TRANSCRIPTION: (null) \n");
-						return ''
-					end
-					local transcribe_json = JSON.decode(transcribe_result);
-					--Trancribe result can be nil
-					if (transcribe_json["results"] == nil) then
-						freeswitch.consoleLog("notice", "[voicemail] TRANSCRIPTION: results = (null) \n");
-						return ''
-					end
-					if (debug["info"]) then
-						if (transcribe_json["results"][1]["name"] == nil) then
-							freeswitch.consoleLog("notice", "[voicemail] TRANSCRIPTION: (null) \n");
-						else
-							freeswitch.consoleLog("notice", "[voicemail] TRANSCRIPTION: " .. transcribe_json["results"][1]["name"] .. "\n");
-						end
-						if (transcribe_json["results"][1]["confidence"] == nil) then
-							freeswitch.consoleLog("notice", "[voicemail] CONFIDENCE: (null) \n");
-						else
-							freeswitch.consoleLog("notice", "[voicemail] CONFIDENCE: " .. transcribe_json["results"][1]["confidence"] .. "\n");
-						end
-					end
+                        if (transcribe_provider == "microsoft") then
+                                local api_key1 = settings:get('voicemail', 'microsoft_key1', 'text') or '';
+                                local api_key2 = settings:get('voicemail', 'microsoft_key2', 'text') or '';
+                                if (api_key1 ~= '' and api_key2 ~= '') then
+                                        access_token_cmd = "curl -X POST \"https://api.cognitive.microsoft.com/sts/v1.0/issueToken\" -H \"Content-type: application/x-www-form-urlencoded\" -H \"Content-Length: 0\" -H \"Ocp-Apim-Subscription-Key: "..api_key1.."\""
+                                        local handle = io.popen(access_token_cmd);
+                                        local access_token_result = handle:read("*a");
+                                        handle:close();
+                                        if (debug["info"]) then
+                                                freeswitch.consoleLog("notice", "[voicemail] CMD: " .. access_token_cmd .. "\n");
+                                                freeswitch.consoleLog("notice", "[voicemail] RESULT: " .. access_token_result .. "\n");
+                                        end
+                                        --Access token request can fail
+                                        if (access_token_result == '') then
+                                                freeswitch.consoleLog("notice", "[voicemail] ACCESS TOKEN: (null) \n");
+                                                return ''
+                                        end
+                                        transcribe_cmd = "curl -X POST \"https://speech.platform.bing.com/recognize?scenarios=smd&appid=D4D52672-91D7-4C74-8AD8-42B1D98141A5&locale=" .. transcribe_language .. "&device.os=Freeswitch&version=3.0&format=json&instanceid=" .. gen_uuid() .. "&requestid=" .. gen_uuid() .. "\" -H 'Authorization: Bearer " .. access_token_result .. "' -H 'Content-type: audio/wav; codec=\"audio/pcm\"; samplerate=8000; trustsourcerate=false' --data-binary @"..file_path
+                                        local handle = io.popen(transcribe_cmd);
+                                        local transcribe_result = handle:read("*a");
+                                        handle:close();
+                                        if (debug["info"]) then
+                                                freeswitch.consoleLog("notice", "[voicemail] CMD: " .. transcribe_cmd .. "\n");
+                                                freeswitch.consoleLog("notice", "[voicemail] RESULT: " .. transcribe_result .. "\n");
+                                        end
+                                        --Trancribe request can fail
+                                        if (transcribe_result == '') then
+                                                freeswitch.consoleLog("notice", "[voicemail] TRANSCRIPTION: (null) \n");
+                                                return ''
+                                        else
+                                                status, transcribe_json = pcall(JSON.decode, transcribe_result);
+                                                if not status then
+                                                        if (debug["info"]) then
+                                                                freeswitch.consoleLog("notice", "[voicemail] error decoding bing json\n");
+                                                        end
+                                                        return '';
+                                                end
+                                        end
 
-					transcription = transcribe_json["results"][1]["name"];
-					transcription = transcription:gsub("<profanity>.*<%/profanity>","...");
-					confidence = transcribe_json["results"][1]["confidence"];
-					return transcription;
-				end
-			end
+                                        if (debug["info"]) then
+                                                if (transcribe_json["results"][1]["name"] == nil) then
+                                                        freeswitch.consoleLog("notice", "[voicemail] TRANSCRIPTION: (null) \n");
+                                                else
+                                                        freeswitch.consoleLog("notice", "[voicemail] TRANSCRIPTION: " .. transcribe_json["results"][1]["name"] .. "\n");
+                                                end
+                                                if (transcribe_json["results"][1]["confidence"] == nil) then
+                                                        freeswitch.consoleLog("notice", "[voicemail] CONFIDENCE: (null) \n");
+                                                else
+                                                        freeswitch.consoleLog("notice", "[voicemail] CONFIDENCE: " .. transcribe_json["results"][1]["confidence"] .. "\n");
+                                                end
+                                        end
+                                                        
+                                        transcription = transcribe_json["results"][1]["name"];
+                                        transcription = transcription:gsub("<profanity>.*<%/profanity>","...");
+                                        confidence = transcribe_json["results"][1]["confidence"];
+                                        return transcription;
+                                end
+                        end
+		
+                        if (transcribe_provider == "azure") then
+                                local api_key1 = settings:get('voicemail', 'azure_key1', 'text') or '';
+                                local api_server_region = settings:get('voicemail', 'azure_server_region', 'text') or '';
+                                if (api_server_region ~= '') then
+                                        api_server_region = api_server_region .. ".";
+                                else
+                                        if (debug["info"]) then
+                                                freeswitch.consoleLog("notice", "[voicemail] azure_server_region default setting must be set\n");
+                                        end
+                                        return '';
+                                end
+                                if (api_key1 ~= '') then
+                                        -- search in memcache first, azure documentation claims that the access token is valid for 10 minutes
+                                        local cache = require "resources.functions.cache";
+                                        local key = "app:voicemail:azure:access_token";
+                                        local access_token_result = cache.get(key)
+
+                                        if access_token_result then
+                                                if (debug["info"]) then
+                                                        freeswitch.consoleLog("notice", "[voicemail] Azure access_token recovered from memcached\n");
+                                                end
+                                        else
+                                                access_token_cmd = "curl -X POST \"https://"..api_server_region.."api.cognitive.microsoft.com/sts/v1.0/issueToken\" -H \"Content-type: application/x-www-form-urlencoded\" -H \"Content-Length: 0\" -H \"Ocp-Apim-Subscription-Key: "..api_key1.."\"";
+                                                local handle = io.popen(access_token_cmd);
+                                                access_token_result = handle:read("*a");
+                                                handle:close();
+                                                if (debug["info"]) then
+                                                        freeswitch.consoleLog("notice", "[voicemail] CMD: " .. access_token_cmd .. "\n");
+                                                        freeswitch.consoleLog("notice", "[voicemail] ACCESS TOKEN: " .. access_token_result .. "\n");
+                                                end
+                                                --Access token request can fail
+                                                if (access_token_result == '') then
+                                                        if (debug["info"]) then
+                                                                freeswitch.consoleLog("notice", "[voicemail] ACCESS TOKEN: (null) \n");
+                                                        end
+                                                        return ''
+                                                end
+
+                                                --Azure returns JSON when it has to report an error
+                                                if (string.sub(access_token_result, 1, 1) == '{') then
+                                                        if (debug["info"]) then
+                                                                freeswitch.consoleLog("notice", "[voicemail] ERROR STRING: ".. access_token_result .. "\n");
+                                                        end
+                                                        return ''
+                                                end
+
+                                                cache.set(key, access_token_result, 120);
+                                                if (debug["info"]) then
+                                                        freeswitch.consoleLog("notice", "[voicemail] Azure access_token saved into memcached: " .. access_token_result .. "\n");
+                                                end
+                                        end
+
+                                        transcribe_cmd = "curl -X POST \"https://"..api_server_region.."stt.speech.microsoft.com/speech/recognition/conversation/cognitiveservices/v1?language=".. transcribe_language .."&format=detailed\" -H 'Authorization: Bearer " .. access_token_result .. "' -H 'Content-type: audio/wav; codec=\"audio/pcm\"; samplerate=8000; trustsourcerate=false' --data-binary @"..file_path
+                                        local handle = io.popen(transcribe_cmd);
+                                        local transcribe_result = handle:read("*a");
+                                        handle:close();
+                                        if (debug["info"]) then
+                                                freeswitch.consoleLog("notice", "[voicemail] CMD: " .. transcribe_cmd .. "\n");
+                                                freeswitch.consoleLog("notice", "[voicemail] RESULT: " .. transcribe_result .. "\n");
+                                        end
+                                        --Trancribe request can fail
+                                        if (transcribe_result == '') then
+                                                freeswitch.consoleLog("notice", "[voicemail] TRANSCRIPTION: (null) \n");
+                                                return ''
+                                        end
+                                        local transcribe_json = JSON.decode(transcribe_result);
+                                        if (debug["info"]) then
+                                                if (transcribe_json["NBest"][1]["Display"] == nil) then
+                                                        freeswitch.consoleLog("notice", "[voicemail] TRANSCRIPTION: (null) \n");
+                                                else
+                                                        freeswitch.consoleLog("notice", "[voicemail] TRANSCRIPTION: " .. transcribe_json["NBest"][1]["Display"] .. "\n");
+                                                end
+                                                if (transcribe_json["NBest"][1]["Confidence"] == nil) then
+                                                        freeswitch.consoleLog("notice", "[voicemail] CONFIDENCE: (null) \n");
+                                                else
+                                                        freeswitch.consoleLog("notice", "[voicemail] CONFIDENCE: " .. transcribe_json["NBest"][1]["Confidence"] .. "\n");
+                                                end
+                                        end
+                                                        
+                                        transcription = transcribe_json["NBest"][1]["Display"];
+                                        confidence = transcribe_json["NBest"][1]["Confidence"];
+                                        return transcription;
+                                end
+                        end
+		
 			if (transcribe_provider == "custom") then
 				local transcription_server = settings:get('voicemail', 'transcription_server', 'text') or '';
 				local api_key = settings:get('voicemail', 'api_key', 'text') or '';