How does telecom check traffic?

Users can edit the short message code 108 1 send 100 1 to check the traffic situation, or log in to the online business hall of China Telecom with the password of mobile phone service. Specific query steps are as follows:

1. Log in to the online business hall of China Telecom.

2. Enter the Personal Center-select Traffic Query.

3. After entering, click Query to query the traffic usage and surplus.