# SMS Gateway Configuration Instructions

## 1、What constraints does the Bastion Host's own SMS gateway place on the send rate per mobile phone per day?

A: Log in to the Bastion Host - User Management - User - Edit User - User Configuration - Multi-factor Identification Method - Enable SMS login, and ensure the Bastion Host can access the external network SMS gateway.

**Frequency of sending to the same mobile number with the same signature:**

Within 1 minute, the number of SMSs sent should not exceed: 1

Within 1 hour, the number of SMSs sent should not exceed: 5

Within 1 natural day, the number of SMSs sent should not exceed: 10

## 2、How to configure the Bastion Host to use its own SMS gateway?

Below is the location of custom SMS gateway configuration:

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