add changelog and README updates

CHANGELOG.md

@@ -5,7 +5,8 @@
 ### 🛑 Breaking changes 🛑
 
 - (Splunk) `SPLUNK_LISTEN_INTERFACE`: Move to use 127.0.0.1 for the network listen interface of the collector by default on Windows and Linux installers, as well as Chocolatey.
-  Users can override this behavior by configuring the installers and Chocolatey to use `0.0.0.0` to continue to use the previous default value.
+  Users can override this behavior by configuring the installers and Chocolatey to use `0.0.0.0` to continue to use the previous default value. Please see [Advanced Configuration](https://github.com/signalfx/splunk-otel-collector#advanced-configuration) for more information.
+
 
 ## v0.85.0
 

README.md

@@ -172,7 +172,16 @@ listen to configure the `SPLUNK_DEBUG_CONFIG_SERVER_PORT` environment variable.
 You can use the environment variable `SPLUNK_LISTEN_INTERFACE` and associated installer option to configure the network
 interface on which the collector's receivers and telemetry endpoints will listen.
 The default value of `SPLUNK_LISTEN_INTERFACE` is set to `0.0.0.0`, except on Chocolatey and
-the Windows and  Linux standalone installers, where it defaults to `127.0.0.1`.
+the Windows and Linux standalone installers, where it defaults to `127.0.0.1`.
+
+The table below shows the configuration switches to use at installation time:
+
+| Method     | Command                                                                             |
+|------------|-------------------------------------------------------------------------------------|
+| Chocolatey | `choco install splunk-otel-collector --params="'/SPLUNK_LISTEN_INTERFACE:0.0.0.0'"` |
+| Linux      | `sudo install.sh  --listen-interface=0.0.0.0`                                       |
+| Windows    | `install.ps1 --network_interface=0.0.0.0`                                           |
+
 
 ## Upgrade guidelines