Interfaces
Wide Area Networks (WANs)
LR54 User Guide
137
n
If
PLMN identifier
is selected, for
Match PLMN identifier
, type the PLMN id that must
be in active for this WWAN to be used.
n
If
IMSI
is selected, for
Match IMSI
, type the International Mobile Subscriber Identity
(IMSI) that must be in active for this WWAN to be used.
n
If
ICCID
is selected, for
Match ICCID
, type the unique SIM card ICCID that must be in
active for this WWAN to be used.
8. Type the
PIN
for the SIM. Leave blank if no PIN is required.
9. Type the
Phone number
for the SIM, for SMS connections.
Normally, this should be left blank. It is only necessary to complete this field if the SIM does
not have a phone number or if the phone number is incorrect.
10.
Roaming
is enabled by default. Click to disable.
11. For
Carrier selection mode
, select one of the following:
n
Automatic
: The cellular carrier is selected automatically by the device.
n
Manual
: The cellular carrier must be manually configured. If the configured network is
not available, no cellular connection will be established.
n
Manual/Automatic
: The carrier is manually configured. If the configured network is not
available, automatic carrier selection is used.
If
Manual
or
Manual/Automatic
is selected:
a. For
Network PLMN ID
, type the PLMN ID for the cellular network.
b. For
Network technology
, select the technology that should be used. The default is
All
technologies
, which means that the best available technology will be used.
Note
If
Manual
is configured for
Carrier selection mode
and a specific network
technology is selected for the
Network technology
, your modem must support the
selected technology or no cellular connection will be established. If you are using a cellular
connection to perform this procedure, you may lose your connection and the device will
no longer be accessible.
12.
SIM failover
is enabled by default, which means that the modem will automatically fail over
from the active SIM to the next available SIM when the active SIM fails to connect. If enabled:
a. For
Connection attempts before SIM failover
, type the number of times that the device
should attempt to connect to the active SIM before failing over to the next available SIM.
b. For
SIM failover alternative
, configure how SIM failover will function if automatic SIM
switching is unavailable:
n
None
: The device will perform no alternative action if automatic SIM switching is
unavailable.
n
Reset modem
: The device will reset the modem if automatic SIM switching is
unavailable.
n
Reboot device
: The device will reboot if automatic SIM switching is unavailable.
13. For
APN list
and
APN list only
, the LR54 device uses a preconfigured list of Access Point
Names (APNs) when attempting to connect to a cellular carrier for the first time. After the
device has successfully connected, it will remember the correct APN. As a result, it is generally
not necessary to configure APNs. See
for further information
and instructions for setting an APN.