Update satellite-imagery-with-orbital-ground-station.md

Author: SJupally22

articles/orbital/satellite-imagery-with-orbital-ground-station.md

@@ -88,7 +88,7 @@ sudo yum groups install "GNOME Desktop"
 ```
 Start VNC server:
 ```bash
-vncsever
+vncserver
 ```
 Enter a password when prompted.
 
@@ -97,6 +97,8 @@ Port forward the vncserver port (5901) over SSH to your local machine:
 ```bash
 ssh -L 5901:localhost:5901 azureuser@receiver-vm
 ```
+Note: Use either public IP address of VM DNS name to replace receiver-Vm in this command.
+
 1. On your local machine, download and install [TightVNC Viewer](https://www.tightvnc.com/download.php). 
 1. Start the TightVNC Viewer and connect to ```localhost:5901```. 
 1. Enter the vncserver password you entered in the previous step. 
@@ -107,7 +109,8 @@ From the GNOME Desktop, go to **Applications** > **Internet** > **Firefox** to s
 
 Log on to the [NASA DRL](https://directreadout.sci.gsfc.nasa.gov/?id=dspContent&cid=325&type=software) website and download the **RT-STPS** installation files and the **IPOPP downloader script** under software downloads. The downloaded files will land under ~/Downloads.
 
-Alternatively, you can download the installation files on your local machine first and then upload to a container in Azure Storage. Then use [AzCopy](../storage/common/storage-use-azcopy-v10.md) to download to your ```receiver-vm```. 
+Note: use the same machine to download and run
+downloader_DRL-IPOPP_4.1.sh.
 
 ### Install RT-STPS
 ```bash