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02Jul 2017

Call and SMS blocking

Using the Codeproof EMM Platform, The IT Administrator can block phone calls and SMS texts from any listed numbers.  This is available on all the Samsung based mobile phones and 3G/4G/5G tablets.

Steps:

  1. Login to the Codeproof Cloud Console.
  2. Select “Policy Manager” from the top menu.
  3. Select a device or a group of Samsung devices from the left side tree panel.
  4. On right side, Go to “Samsung Security” and then goto “Phone Management”.
  5. Enable “Phone Restriction” Checkbox.
  6. Enter phone blocking pattern or enter complete phone numbers separated by comma and hit ‘Save’ button below.
  7. See below example.

 

call-sms-blocking1

 

In the below example, we block all the incoming calls and except calls from only 2 numbers 14258032406 and 14259858004

call-sms-blocking2

 

Blocking pattern syntax:

The blocking pattern accepts regular expression.

.* allows ALL outgoing/in-coming phone calls/SMS’s.

011.* allows all outgoing phone calls to any number starting with 011 (international code). For example, numbers NOT whitelisted include 8001234567, 8005557890, 18001234567, 800-123-4567, 1-800-1234-567, 800123456, 80012345678, 5551234567, and 8015557890. Example of a number allowed includes 011551912345678.

(900[0-9]{7}$).* allows all outgoing calls to 900[exactly seven digits]. For example, numbers allowed include 9001234567 and 9005557890.

(900[\-]?[0-9]{3}[\-]?[0-9]{4}$).* same as above plus optional dashes. For example, numbers allowed include 9001234567, 900-555-7890, 900-9001234, and 900123-4567 NOTE: The backslash before the hyphen indicates treating the hyphen as a literal, not as a regex symbol.

(?!800[0-9]{7}$).* allows all outgoing calls EXCEPT to 800[exactly seven digits]. For example, numbers NOT whitelisted include 8001234567, and 8005557890. Examples of numbers allowed include 800123456, 80012345678, 800-123-4567, 18001234567, 1-800-1234-567, 5551234567, 8015557890, and 011551912345678.

(?![1]?800[0-9]{7}$).* allows all outgoing calls EXCEPT to [optional digit “1”]800[exactly seven digits]. For example, numbers NOT whitelisted include 8001234567, 8005557890, and 18001234567. Examples of numbers allowed include 800123456, 80012345678, 800-123-4567, 1-800-1234-567, 5551234567, 8015557890, and 011551912345678. NOTE: The international code may or may not be sent by cellular carrier. Some of the possibilities include 1[number], 1-[number], +1[number], +1-[number].

(?![1]?[\-]?800[\-]?[0-9]{3}[\-]?[0-9]{4}$).* same as above plus optional dashes. For example, numbers NOT whitelisted include 8001234567, 8005557890, 18001234567, 800-123-4567, and 1-800-1234-567. Examples of numbers blocked include 800123456, 80012345678, 5551234567, 8015557890, and 011551912345678.

 

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