As per conversation via phone with K’Nuttapong. Our FE on going to investigate for this issue. If we have any update, we will inform you asap.
Symphony’s Ticket : T1503-008114
If you need further assistance to probe into the possible cause of this issue or perform any test, Please contact us at Symphony Network Operation Center Tel. +66 2 101 1100 or via E-mail address: nocs@symphony.net.th.