Logging In to the DPU Through the Serial Port

Log in to the iBMC through a network port and access the iBMC CLI. For details, see iBMC User Guide.
View the serial port information.
```
ipmcset -t sol -d activate -v
```
The command output is as follows:
```
Usage: ipmcset -t sol -d activate -v <option> <mode>
Options are:
    1    SYS COM
    2    BMC COM
Mode :
    0    Shared mode
    1    Private mode
```
Table 1 Parameter Description
Parameter

Description
option

Serial port type.
1: System serial port
2: BMC serial port

mode

Serial port permission mode.
0: Shared mode
1: Private mode

**Table 1** Parameter Description
Parameter	Description
option	Serial port type. 1: System serial port 2: BMC serial port
mode	Serial port permission mode. 0: Shared mode 1: Private mode

Enable the system serial port and start the SOL service.

ipmcset -t sol -d activate -v 1 0

The command output is as follows:

[Connect SOL successfully! Use 'Esc()' to exit.]
Warning! The SOL session is in shared mode, the operation can be viewed on another terminal.

Open another iBMC CLI and switch to the serial port.
```
ipmcset -d serialdir -v 5
```
- -v corresponds to the riser slot on the server mainboard. -v 5 corresponds to riser 1, and -v 4 corresponds to riser 2. You can change the value based on site requirements.
- You can view the riser slot where the DPU is inserted on the iBMC WebUI: System > System Info > Others > PCIe Cards.
Return to the iBMC session opened in 3 and press Enter to log in to the DPU serial port.

Parent topic: FAQs