1. Is the mentioned LSW Cisco? If Cisco SW, please provide us with the Bug id.
Ans. It is not CISCO SW.
2. Whether the other LSW has the same bug or not?
Ans. The other LSW on the same ring topology (Baan-Nong-Prue exchange) can work as properly.
3.Is there tentative solution until they finish to upgrade the new version?
Ans. We do not have the tentative solution. However, we may rush up the process to be finished earlier.