The term “gray route” comes from the world of telecommunications, and refers qatar whatsapp number data 5 million to any practice that takes advantage of vulnerabilities in the mobile telephone network to use its services without paying for them.
When it comes to SMS, there are several types of "grey routes", but most of them take advantage of exchanges and vulnerabilities between international operators. Example: If you decide to send an SMS campaign to your customers in Mexico through a company that uses “Gray Routes,” instead of sending the message directly, it can travel around the world and return to be sent to Mexico without paying for the service.
This is a common practice among companies that want however, it presents problems when evaluating the quality of the service or delivery guarantee, since telephone operators typically end up blocking these routes as soon as they detect them, without notifying the senders, so that it becomes impossible to know which messages are being delivered and which are not, so people navigate "blindly" and the campaign, although cheap, can lose the desired effect.
