Our terminal can not make a call on Z company's BAS
The terminal are always dialing, but can not make a connection
Submit the problem list, they patch upgrade the version and then the problem is settled.
1,We think it may had the version problem and upgrade the several terminal but can not settle
2,We think the Z company's BAS may limit our terminal, but after communicating with Z's Research and Development, we know they did not limited our device.
Make 800 call to ask for patch upgrade version.