This command may disrupt the services on the sub-board to be looped back. Do not use this command during routine maintenance.
| ID | Name | Description |
|---|---|---|
| SRN | Subrack No. | Meaning: subrack number Value range: 0-11 Explanation: The subrack number uniquely identifies a subrack. Default value: None |
| SN | Slot No. | Meaning: slot number Value range: 0-27 Explanation: The subrack number and slot number uniquely identify a board in a subrack. Default value: None |
| SUBBRDN | Sub-board No. | Meaning: sub-board number Value range: 0 Explanation: The sub-board number uniquely identifies a sub-board on a board. Default value: 0 |
| MODE | Loopback mode | Meaning: sub-board loopback mode Value range: NON(No loopback), LINE(RS line loopback), SYSTEM(RS system loopback) Explanation: 1. None indicates that no loopback is performed on the sub-board. 2. LINE indicates that the loopback mode of the sub-board is RS line loopback. 3. SYSTEM indicates that the loopback mode of the sub-board is RS system loopback. Default value: None |