ttyGPRS serial device and updating comments

busunit/ppp-dialer/etc/ppp/peers/fona

@@ -1,12 +1,13 @@
-# Example PPPD configuration for FONA GPRS connection on Debian/Ubuntu.
+# PPPD configuration for FONA GPRS connection on Debian/Ubuntu.
 
-# MUST CHANGE: Change the -T parameter value **** to your network's APN value.
-# For example if your APN is 'internet' (without quotes), the line would look like:
+# Change the -T parameter value **** to your network's APN value if need be.
+#
 connect "/usr/sbin/chat -v -f /etc/chatscripts/gprs"
 
-# MUST CHANGE: Uncomment the appropriate serial device for your platform below.
-# For Raspberry Pi use /dev/ttyAMA0 by uncommenting the line below:
-/dev/serial0
+# /dev/ttyGPRS is mapped from the rc.local script for a Popufare system.
+# /dev/ttyGPRS is (usually?) a symlink to /dev/serial0 or /dev/ttyAMA0, depending.
+#
+/dev/ttyGPRS
 
 # Speed of the serial line.
 115200