Language patches to CentOS documentation. Added new how to to the TOC. Cleaned up language in codec compressed audio article.

Author: erhopf

articles/cognitive-services/Speech-Service/how-to-configure-rhel-centos-7.md

@@ -1,5 +1,5 @@
 ---
-title: How to configure RHEL/CentOS 7
+title: How to configure RHEL/CentOS 7 - Speech service
 titleSuffix: Azure Cognitive Services
 description: Learn how to configure RHEL/CentOS 7 so that the Speech SDK can be used.
 services: cognitive-services
@@ -8,31 +8,31 @@ manager: jhakulin
 ms.service: cognitive-services
 ms.subservice: speech-service
 ms.topic: conceptual
-ms.date: 03/20/2020
+ms.date: 04/02/2020
 ms.author: pankopon
 ---
 
 # Configure RHEL/CentOS 7 for Speech SDK
 
-Red Hat Enterprise Linux (RHEL) 8 x64 and CentOS 8 x64 are officially supported from the Speech SDK version 1.10.0 onwards. It is also possible to use the Speech SDK on RHEL/CentOS 7 x64, but this requires updating the C++ compiler (for C++ development) and the shared C++ runtime library on the system.
+Red Hat Enterprise Linux (RHEL) 8 x64 and CentOS 8 x64 are officially supported by the Speech SDK version 1.10.0 and later. It is also possible to use the Speech SDK on RHEL/CentOS 7 x64, but this requires updating the C++ compiler (for C++ development) and the shared C++ runtime library on your system.
 
-To check the C++ compiler version, run a command:
+To check the C++ compiler version, run:
 
 ```bash
 g++ --version
 ```
 
-If the compiler is installed, the output on vanilla RHEL/CentOS 7 should be like:
+If the compiler is installed, the output should look like this:
 
-```
+```bash
 g++ (GCC) 4.8.5 20150623 (Red Hat 4.8.5-39)
 ```
 
-i.e. GCC major version 4. This does not have full support for the C\+\+11 standard that Speech SDK uses, and an attempt to compile a C++ program with Speech SDK headers will result in compilation errors.
+This message lets you know that GCC major version 4 is installed. This version doesn't have full support for the C++ 11 standard, which the Speech SDK uses. Trying to compile a C++ program with this GCC version and the Speech SDK headers will result in compilation errors.
 
-Another thing to check is the version of the shared C++ runtime library (libstdc++). Most of Speech SDK is implemented as native C++ libraries, thus it depends on libstdc++ regardless of the actual application development language.
+It's also important to check is the version of the shared C++ runtime library (libstdc++). Most of the Speech SDK is implemented as native C++ libraries, meaning it depends on libstdc++ regardless of the language you use to develop applications.
 
-To find the location of libstdc++ on the system, run a command:
+To find the location of libstdc++ on your system, run:
 
 ```bash
 ldconfig -p | grep libstdc++
@@ -44,13 +44,13 @@ The output on vanilla RHEL/CentOS 7 (x64) is:
 libstdc++.so.6 (libc6,x86-64) => /lib64/libstdc++.so.6
 ```
 
-Based on the above, check the version definitions with a command:
+Based on this message, you'll want to check the version definitions with this command:
 
 ```bash
 strings /lib64/libstdc++.so.6 | egrep "GLIBCXX_|CXXABI_"
 ```
 
-The output on vanilla RHEL/CentOS 7 (with only the highest version definitions shown):
+The output should be:
 
 ```
 ...
@@ -60,14 +60,14 @@ CXXABI_1.3.7
 ...
 ```
 
-The Speech SDK requires **CXXABI_1.3.9** and **GLIBCXX_3.4.21**. (This can be seen e.g. by running `ldd libMicrosoft.CognitiveServices.Speech.core.so` on Speech SDK libraries from the Linux package.)
+The Speech SDK requires **CXXABI_1.3.9** and **GLIBCXX_3.4.21**. You can find this information by running `ldd libMicrosoft.CognitiveServices.Speech.core.so` on  the Speech SDK libraries from the Linux package.
 
-[!TIP]
-It is recommended that the version of GCC installed on the system is at least **5.4.0**, with matching runtime libraries.
+> [!TIP]
+> It is recommended that the version of GCC installed on the system is at least **5.4.0**, with matching runtime libraries.
 
 ## Example
 
-To configure RHEL/CentOS 7 x64 for development (C++, C#, Java, Python) with the SpeechSDK 1.10.0 or later, consider the following example command set.
+This is a sample command that illustrates how to configure RHEL/CentOS 7 x64 for development (C++, C#, Java, Python) with the Speech SDK 1.10.0 or later:
 
 ```bash
 # Only run ONE of the following two commands

articles/cognitive-services/Speech-Service/how-to-use-codec-compressed-audio-input-streams.md

@@ -18,8 +18,8 @@ zone_pivot_groups: programming-languages-set-twelve
 The Speech service SDK **Compressed Audio Input Stream** API provides a way to stream compressed audio to the Speech service using either a `PullStream` or `PushStream`.
 
 > [!IMPORTANT]
-> Streaming compressed input audio is currently supported for C#, C++, Java on Windows (UWP application is not supported currently) and Linux (Ubuntu 16.04, Ubuntu 18.04, Debian 9, RHEL 8, CentOS 8). It is also supported for Java in Android and Objective-C in iOS platform.
-> Speech SDK version 1.7.0 or higher is required (version 1.10.0 or higher for RHEL 8, CentOS 8 and version 1.11.0 or higher for Windows).
+> Streaming compressed input audio is currently supported for C#, C++, Java on Windows (UWP applications aren't supported) and Linux (Ubuntu 16.04, Ubuntu 18.04, Debian 9, RHEL 8, CentOS 8). It is also supported for Java in Android and Objective-C in iOS platform.
+> Speech SDK version 1.7.0 or later is required (version 1.10.0 or later for RHEL 8 and CentOS 8, and version 1.11.0 or later for Windows).
 
 [!INCLUDE [supported-audio-formats](includes/supported-audio-formats.md)]
 

articles/cognitive-services/Speech-Service/toc.yml

@@ -468,6 +468,9 @@
         - name: Configure OpenSSL for Linux
           displayName: memory usage, memory consumption, object logging, object tracking, memory, openssl
           href: how-to-configure-openssl-linux.md
+        - name: Configure RHEL/CentOS 7
+          href: how-to-configure-rhel-centos-7.md
+          displayName: RHEL, CentOS 7, CentOS, Configure RHEL, Configure CentOS
     - name: Samples
       items:
         - name: Speech SDK samples (GitHub)