LX2NB Manual v.1.9 Page 38 / 60
7.5.2. GSM modems authorized phones
For connections on CSD channel the user may limit remote access to device from
GSM modems. Only numbers on the list (up to 5) allow for communication with
transmitter.
Available options:
Deny all: means no available telephone communication.
Allow all: means that telephone communication is possible from any phone.
Allow chosen: means that telephone communication is possible only from these
numbers that are on the list. It is possible to list up to 5 phone numbers.
Select “Allow chosen” to get access to edition window. Enter another numbers and
click on [Add] button to send them to the below table. Position cursor on line with
number and click on “Remove” to remove number from table.
Click on “Remove all” to remove all numbers from table.
Note:
a) authorizing of coming CSD comes through comparing of number from which it
was sent with numbers from table. It is allowable to enter only a part of number
e.g. 1234. As a result all numbers with this sequence will be authorized
e.g.600123456 or 601234567.
b) If modem connected to OSM.Server server will be used to make connections
CSD, its number have to be entered on the list.
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