update packet radio post

content/posts/2024/64-packet-radio-vara-mobilinkd-and-digirig-on-linux/index.md

@@ -4,7 +4,7 @@ summary: >
   Some basic configuration of my HF and VHF/UHF rigs to participate in the
   Winlink world...
 date: 2024-03-30T22:28:25+0100
-lastmod: 2024-05-04T12:25:56+0000
+lastmod: 2024-05-04T15:19:29+0000
 coverCaption: An example, a session to OE7XKG-10 on 144.950 MHz.
 categories:
 - amateur-radio
@@ -198,6 +198,34 @@ _Connect with_ <kbd>Serial port</kbd>
 
 That will create a serial port at `/dev/rfcomm0`.
 
+You can also create _rfcomm0_ in the terminal:
+
+- ~~~console
+  $ hcitool scan
+  Scanning ...
+	  34:81:F4:AA:89:4F	TNC4 Mobilinkd
+  $ sudo rfcomm connect 0 34:81:F4:AA:89:4F
+  Connected /dev/rfcomm0 to 34:81:F4:AA:89:4F on channel 1
+  Press CTRL-C for hangup
+  ~~~
+
+  Leave that terminal window open, if you are finished with your operation hit
+  <kbd>CTRL</kbd>+<kbd>C</kbd> to disconnect the serial port.
+
+- ~~~console
+  $ hcitool scan
+  Scanning ...
+	  34:81:F4:AA:89:4F	TNC4 Mobilinkd
+  $ sudo rfcomm bind 0 34:81:F4:AA:89:4F
+  ~~~
+
+  You can work within this terminal but you have to release the port when you are
+  finished.
+
+  ~~~console
+  $ sudo rfcomm release 0
+  ~~~
+
 In order to use it in pat, we need to use `kissattach` on that serial device.
 
 First we need to setup an AX.25 port called <kbd>wl2k</kbd> in `/etc/ax25/axports`:
@@ -242,10 +270,16 @@ Select your PacketRadio Gateway (CALLSIGN-10 usually) and connect using
 
 To de-attach the KISS interface we need to kill the process:
 
-~~~console
+- ~~~console
   $ sudo kill $(pgrep kissattach)
   ~~~
 
+  or
+
+- ~~~console
+  $ sudo pkill kissattach
+  ~~~
+
 ### APRS with Xastir
 
 Find the TNC4: