Get Session Challenge
更新时间： 2026/08/06
在Gitcode上查看源码Get Session Challenge
Change History
| openUBMC Version | Revision Date | Description |
|---|---|---|
| 25.06 | 2025/06/26 | Initial draft: add command details |
Basic Information
Function Description
Obtains the session challenge value.
Privilege
Command Information
Request Information
| Byte | Data Field |
|---|---|
| NetFn | App 06h |
| CMD | 39h |
| 1 | Authentication Type for session [7:4] - reserved [3:0] – Authentication Type 0h = none. 2h = MD5 |
| 2:17 | User Name |
Response Information
| Byte | Data Field |
|---|---|
| 1 | Completion Code |
| 2:5 | Temporary Session ID. LS byte first.This is a provision for a temporary Session ID that can be given out to parties that have requested challenges, but have not yet activated a session. It can be used as a mechanism to help protect against denial of service attacks by grabbing all free Session IDs. |
| 6:21 | Challenge string data |
Command Example
Obtain the session challenge value.
Request:
bash
ipmicmd -k "0f 00 MM NN" smi 0Response:
text
0f MM NN