1 files changed, 51 insertions, 1 deletions
diff --git a/recipes-core/multitech/config/ppp/peers/README.lna3 b/recipes-core/multitech/config/ppp/peers/README.lna3
index 19ba5a1..3e6e5fb 100644
--- a/recipes-core/multitech/config/ppp/peers/README.lna3
+++ b/recipes-core/multitech/config/ppp/peers/README.lna3
@@ -1,13 +1,63 @@
 LNA3 firmware/SIM switching instructions
 
+To automatically set the APN, bring up the system
+with the desired SIM installed (AT&T or Verizon).
+
+Execute with a Verizon SIM installed
+(switch to Verizon Firmware and Chat):
+
+root@mtcap:~# /usr/sbin/mlinux-switch-apn
+Cellular radio is ready.
+Setting chat script to /etc/ppp/peers/lna3_chat_vz
+
+root@mtcap:~# ls -ld /etc/ppp/peers/lna3_chat
+lrwxrwxrwx    1 root     root            27 Aug 31 16:30 /etc/ppp/peers/lna3_chat -> /etc/ppp/peers/lna3_chat_vz
+
+root@mtcap:~# radio-query --active-firmware
+1
+
+Firmware image 1 is Verizon, and lna3_chat should point at the Verizon chat scripts lna3_chat_vz.
+
+To switch to an AT&T SIM (the default):
+
+root@mtcap:~# mlinux-switch-apn
+Cellular radio is ready.
+Setting chat script to /etc/ppp/peers/lna3_chat_non_vz
+
+It is critical that you do not use an AT&T chat script with a Verizon SIM,
+because it will set the wrong APN, and it will be remembered as belonging
+to the SIM/device combination.
+
+
+The following are not recommended:
+To manually set the chat script:
+
+mlinux-switch-apn [0|1]
+
+To manually switch the firmware setting:
+mlinux-switch-cell-fw [0|1|-1] [timeout]
+
+This command sets the chat to this readme file.  Then it will be needed to
+set the symlink for the chat script, which can be done by using mlinux-switch-apn
+with 0 for AT&T, and 1 for Verizon.
+
+
+
+
+
+
 Put the desired SIM into the device.
 
+The default APN is "phone" for the LNA3.
+
 Set the APN using:
 
-  # mlinux-set-apn "YOURAPN"
+kkk  # mlinux-set-apn "YOURAPN"
 
 Do not put a "AT+CGDCONT" in the lna3_chat_vz script.  It will cause trouble.
 
+To pick a firmware based on the
+
 To switch to the Verizon firmware and chat script:
 
   # mlinux-switch-cell-fw 1