you can execute the below command and change the direction :
config modify board slot <2-9> type <dtu | dtu8> tkcinboard <list(0-255)> [officeno <0-254>] [direction <bidirection | outgoing | incoming>] [masterflag <master | nomaster>] [sendnumbertype <dtmf | mfc>]
Parameter | Description | Value |
|---|---|---|
slot<2-9> | Number of the slot where the DTU board is located. | N/A |
type<dtu | dtu8> | Board type. | dtu |
tkcinboard<list(0-255)> | Circuit number. The circuit number ranges from 0 to 31 on the first port, from 32 to 63 on the second port, from 64 to 95 on the third port, from 96 to 127 on the fourth port, from 128 to 159 on the fifth port, from 160 to 191 on the sixth port, from 192 to 223 on the seventh port, and from 224 to 255 on the eighth port. | N/A |
officeno<0-254> | Office route number. | N/A |
direction<bidirection | outgoing | incoming> | Direction of a circuit. The value can be bidirection, outgoing, or incoming. | bidirection |
masterflag<master | nomaster> | Master flag of a circuit. The value can be master or nomaster. | N/A |
sendnumbertype<dtmf | mfc> | Number sending mode. The value can be dtmf or mfc. | N/A |

