| 摘要 |
A transmission apparatus located on a communication transmission line including a ring transmission line and a bypass transmission line, the transmission apparatus includes: a judging unit which judges whether or not there is a change request for a transmission route of a signal to be transmitted via the bypass transmission line; and a changing unit which changes the transmission route such that the signal which is to be transmitted via the bypass transmission line is transmitted via at least one portion of the ring transmission line, when it is judged that there is the change request. |
