Alphanumeric or short code Sender IDs will be filtered by the operator. We are therefore changing the Sender ID to a random numeric and to "NXSMS" in order to minimise this filtering and improve delivery.
There are no additional content restrictions beyond those in our Acceptable Use Policy
Other features/restrictions of note:
Handset delivery receipts are supported.
Because of the overall situation in the country, terminating messages to Syria is challenging for all providers and we will continue to monitor the situation and make changes where appropriate. Depending on your use case, you might consider a fall back option of using Text to Speech.