diff --git a/automated install/basic-install.sh b/automated install/basic-install.sh
index dfecda9c..3932fb59 100755
--- a/automated install/basic-install.sh	
+++ b/automated install/basic-install.sh	
@@ -577,6 +577,9 @@ Do you wish to continue with an IPv6-only installation?\\n\\n" \
 # Get available interfaces that are UP
 get_available_interfaces() {
     # There may be more than one so it's all stored in a variable
+    # The ip command list all interfaces that are in the up state
+    # The awk command filters out any interfaces that have the LOOPBACK flag set
+    # while using the characters ": " or "@" as a field separator for awk
     availableInterfaces=$(ip --oneline link show up | awk -F ': |@' '!/<.*LOOPBACK.*>/ {print $2}')
 }